Indulge in the heartwarming comfort of Creamy Instant Pot Potato Leek Soup! This recipe offers a wonderfully simple and delicious way to enjoy a wholesome, pressure cooker soup packed with fresh vegetables. Whether you prefer it as a healthy vegetarian option or enhanced with savory bacon, this soup delivers incredible flavor with minimal effort. It’s a lighter, yet equally satisfying alternative to heavier dishes like our Instant Pot Potato Cheese Soup, proving that healthy eating can be incredibly delicious and incredibly easy.

Even as the weather turns warmer, a comforting bowl of soup remains a delightful dinner choice. This week, we invite you to try our Instant Pot Potato Leek Soup. Crafted with fresh, seasonal produce, it’s a light yet satisfying meal that even the pickiest eaters in your family are sure to adore. Its delicate flavors and creamy texture make it an instant family favorite. This recipe is just one of the many easy Instant Pot recipes for beginners that we’ve proudly shared on our blog over the years, aiming to make pressure cooking accessible and enjoyable for everyone.
Versatile Potato Leek Soup for Any Pressure Cooker (Including Ninja Foodi)
You don’t need a specific brand to create this delicious potato leek soup. While we might feature a “Ninja Foodi Potato Leek Soup Recipe” title, rest assured that this recipe is incredibly versatile and works perfectly in any pressure cooker you might own. From Mealthy to Crockpot Express, or any other multi-cooker with a high-pressure function, you’re all set to whip up this creamy delight. We’ve explored a wide array of easy Ninja Foodi recipes, and this one stands out for its adaptability and foolproof nature.
The beauty of this soup lies in its flexibility. Craving a richer flavor? Go ahead and add some diced bacon – it’s a game-changer for those who love a smoky, savory touch. If you’re aiming for a healthier, purely vegetarian soup, simply omit the bacon. The choice of potatoes also offers customization; while Russets are often lauded for their starchy texture that contributes to a wonderfully creamy soup, Yukon Golds are another excellent choice for their buttery consistency. We’ll delve deeper into potato options later, but the key is that this recipe is forgiving and adapts to your preferences and pantry staples.
For those new to the world of pressure cooking, welcome! We offer a treasure trove of easy one-pot meal recipes designed to simplify your cooking experience. Before you dive into this delicious soup, here are a few fundamental tips to help you build confidence and achieve perfect results every time:
- To ensure you never miss out on our latest culinary creations, make sure to Bookmark our dedicated Instant Pot recipes page. We regularly update it with exciting new recipes each week!
- Printing our handy Instant Pot cooking times cheat sheet is highly recommended. This invaluable guide will demystify pressure cooking, helping you understand the precise cooking durations for various ingredients like meats, vegetables, and beans in your pressure cooker.
- For an even smoother cooking experience, we HIGHLY recommend investing in a non-stick inner pot for your Instant Pot. This significantly minimizes sticking, especially when sautéing.
- While knowing how to deglaze a pressure cooker after sautéing is an essential skill for any pressure cooker owner, a non-stick liner further reduces the chances of food residue sticking and burning, making cleanup a breeze.
For your reference, the recipes developed on our site are typically tested using a 6-quart Instant Pot model, a common size that offers ample capacity for family meals.

What Exactly is a Leek? Understanding This Flavorful Vegetable
If you’re new to cooking with leeks, you’re in for a treat! Many people, myself included, might initially mistake this elegant vegetable for an oversized chive. But what exactly is a leek? It’s a member of the Allium family, making it a close cousin to onions, garlic, and shallots. What sets the leek apart is its distinctively mild, sweet onion flavor, which is much more delicate and refined than a typical onion. This subtle taste makes it a cherished ingredient in countless cuisines worldwide, especially in creamy soups and stews.
Leeks typically grow to about 12 inches in length and are composed of layers, much like an onion, but with a more elongated, cylindrical shape. For most recipes, including this potato leek soup, the leek is finely diced to ensure its flavor disperses beautifully throughout the dish. Let’s address some common questions about leeks:
Frequently Asked Questions About Leeks
- Does a leek taste like an onion?
While part of the same family, a leek’s flavor is generally sweeter and less pungent than a standard onion. Think of it as a harmonious blend of onion, garlic, and shallot, but with a unique, subtle character. When eaten raw, leeks can have a pronounced, somewhat sharp taste, similar to a strong onion. However, the magic happens when leeks are cooked. The heat transforms their flavor, mellowing it into a sweet, creamy essence that perfectly complements other ingredients, rather than overpowering them. This transformation is key to their appeal in dishes like this Instant Pot Potato Leek Soup.
- What part of the leek do you eat?
When preparing leeks, you’ll primarily use the white and light green parts of the stalk. These are the tenderest and most flavorful sections. The dark green, tougher leaves at the very top of the leek are typically discarded, as they can be fibrous and less palatable. A good rule of thumb is to cut off and discard about the top three-quarters of the dark green stalks. Focus on utilizing the white and pale green/yellow sections closest to the root for dicing and cooking. These parts will soften beautifully in your soup, contributing to its luscious texture and taste.
As mentioned, the raw taste of a leek can be quite strong and crunchy, which might not appeal to everyone. However, when cooked in a pressure cooker like an Instant Pot or integrated into Ninja Foodi soups, leeks undergo a remarkable transformation. They soften dramatically, releasing their sweet, subtle flavors that beautifully meld with and enhance the other ingredients, creating a truly harmonious and comforting culinary experience.

Essential Ingredients for Your Instant Pot Potato Leek Soup
Crafting this creamy potato leek soup requires just a handful of fresh and flavorful ingredients. Here’s what you’ll need to gather:
- 3 leeks, diced – Remember to properly clean them to remove any hidden dirt.
- 4 Medium potatoes, peeled and chopped – Russets or Yukon Golds are ideal for their creamy texture.
- 1/2 Onion, white, diced – Provides an aromatic base.
- 2 tbsp Butter or vegan plant-based sticks for a dairy-free alternative – Essential for sautéing and flavor.
- 1 tsp Minced garlic – Adds a pungent depth to the soup.
- 3 c Chicken broth, or vegetable broth for a vegetarian option – The flavorful liquid base.
- 2 tsp Herbs de Provence, or your preferred seasonings – Aromatic herbs that elevate the taste.
- 1 c Heavy cream – To achieve that signature creamy, luscious texture.
When it comes to the liquid component, while water could technically be used, we highly recommend using broth for an unparalleled depth of flavor. Vegetable broth is an excellent choice for a vibrant vegetarian or vegan version of the soup. For an even richer and more nutritious base, consider using Instant Pot bone broth. The type of broth you choose will significantly influence the soup’s final taste, so select one that best suits your palate and dietary preferences.
Adding a Savory Twist: Potato Leek Soup with Bacon
For those who adore a smoky, savory dimension in their soup, adding bacon is a fantastic option. Here’s how to incorporate it seamlessly into your Instant Pot Potato Leek Soup:
Begin by activating the “Saute” function on your Instant Pot. Dice 4-6 slices of bacon into small, bite-sized pieces. Add a teaspoon of olive oil (or skip if your bacon is fatty enough) to the pot and cook the bacon until it’s browned but not overly crispy. The goal is to render out its fat and infuse the pot with its delicious flavor. Once cooked, turn off the sauté function. This is also the perfect moment to deglaze the pot, scraping up any delicious browned bits from the bottom with a splash of broth. This step prevents the “burn” notice and adds an extra layer of flavor.
After preparing the bacon, you can proceed with the remaining steps of the recipe as listed below. The rendered bacon fat will add an incredible richness to your soup base. Beyond fresh bacon, this recipe is also a wonderful way to utilize leftovers. After the holidays, adding leftover diced ham transforms this into a comforting leftover ham recipe that’s both economical and delicious.
Crafting a Delicious Vegetarian Potato Leek Soup
If you’re aiming for a meatless version of this delightful soup, rest assured it’s just as flavorful and satisfying. Omitting the bacon allows the natural sweetness of the leeks and potatoes to truly shine. Beyond that, there are many wonderful vegetarian additions you can consider to enhance the flavor and texture of your soup.
Celery is a fantastic and inexpensive ingredient that complements the leeks and potatoes beautifully, adding a subtle peppery note and a touch of freshness. About 1 cup of diced celery is a good quantity to start with. You could also incorporate other vegetables like finely diced carrots for a hint of sweetness and color, or sliced mushrooms for an earthy depth. For an extra boost of nutrition and vibrant green color, stir in some fresh spinach or even frozen broccoli florets during the last few minutes of cooking. When choosing vegetables, opt for those that are tender and will integrate well into the creamy soup base for the best results.

Tips for a Delicious Dairy-Free Potato Leek Soup
Making this creamy Instant Pot Potato Leek Soup dairy-free is surprisingly simple without sacrificing flavor or texture. Instead of traditional heavy cream, you have several excellent lactose-free dairy alternatives available. Almond milk, cashew milk, or even full-fat coconut milk (for a slightly different flavor profile) can be used. To ensure your soup retains its desired thick and creamy consistency, you’ll want to whisk in about a tablespoon of cornstarch (or arrowroot powder) into your chosen plant-based milk before adding it to the soup. This creates a gentle thickening agent that mimics the richness of heavy cream.
For an extra tangy twist, similar to how you might make buttermilk with lemon juice, you could add a very small amount of lemon juice to your plant-based milk before mixing in the cornstarch. This adds a subtle brightness that can enhance the overall flavor balance of the soup.
Selecting the Best Potatoes for a Velvety Soup
The type of potato you choose plays a significant role in the texture of your potato leek soup. With so many varieties available, understanding their characteristics will help you achieve your desired creaminess. The primary differences among potatoes lie in their starch content and how they break down during cooking.
- Russet Potatoes: These are high in starch and tend to fall apart easily when cooked, making them an excellent choice for a truly creamy, smooth soup that blends effortlessly.
- Yukon Gold Potatoes: Known for their buttery flavor and medium starch content, Yukon Golds offer a rich, slightly waxy texture that also contributes beautifully to a creamy soup, with less chance of becoming overly gummy.
- Red or New Potatoes: These varieties have a lower starch content and tend to hold their shape better, resulting in a firmer texture. While still delicious, they might require longer cooking times to become exceptionally tender and will yield a less “mashed potato” like creaminess compared to Russets or Yukon Golds.
For the ultra-smooth, velvety soup we’re aiming for here, we highly recommend peeling all your potatoes. While leaving the skins on adds fiber and nutrients, it will prevent you from achieving that perfectly smooth consistency. Additionally, ensure your potatoes are chopped into uniformly sized pieces, roughly 1.5 x 1.5 inches. This not only ensures even cooking but also helps them cook faster, contributing to a quicker overall preparation time for your delicious Instant Pot potato leek soup.

Before you begin the pressure cooking process, take a few moments to thoroughly prep all your vegetables. This “mise en place” step will make the entire cooking process incredibly smooth and efficient. From start to finish, this Instant Pot Potato Leek Soup will take approximately 15 minutes of active cooking time, plus pressure build-up and release. Keep this in mind when planning your meal. If you’re looking to serve a delicious accompaniment, our pull apart bread with biscuits is a fantastic choice; simply pop it in the oven at the very beginning of your soup preparation, and everything will be ready to enjoy together!
Step-by-Step Guide: How to Make Instant Pot Potato Leek Soup
Follow these simple instructions to create a rich and creamy Instant Pot Potato Leek Soup in your pressure cooker:
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Prepare the Leeks:
- Begin by carefully trimming the leeks. Cut off and discard the tough, dark green parts at the very bottom of the leek stalks.
- Slice the remaining white and light green parts lengthwise, then cut them into small, half-moon shaped pieces.
- Leeks can hide a lot of dirt between their layers. Submerge the sliced leeks in a large bowl of cold water and swish them around to remove any grit or soil. Drain thoroughly.
- Prepare the Potatoes: While the leeks are soaking, peel your potatoes and cube them into roughly 1.5×1.5-inch pieces for even cooking.
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Sauté Aromatics:
- Turn your Instant Pot to the “Saute” function (Normal setting).
- Add the butter to the pot and allow it to melt. Once melted, add the cleaned and chopped leeks, along with the diced white onion and minced garlic.
- Continue to sauté for about 5-7 minutes, stirring occasionally, until the leeks and onions have softened and become fragrant.
- If you are adding bacon, you would cook it at the beginning with the butter, before adding the leeks and onions, then remove excess fat if desired and deglaze.
- Once softened, press “Cancel” to turn off the sauté function.
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Add Remaining Ingredients & Pressure Cook:
- Add the peeled and cubed potatoes to the pot. Pour in the chicken broth (or vegetable broth) and sprinkle in the Herbes de Provence. If you enjoy the subtle earthy notes of a bay leaf, now is the time to toss one in.
- Stir gently to combine. Ensure all ingredients are submerged in the broth.
- Secure the lid on your Instant Pot, ensuring the sealing valve is in the “Sealing” position. Select the “Pressure Cook” or “Manual” setting on High Pressure for 8 minutes.
- Once the cooking time is complete, allow the pressure to release naturally for at least 10-15 minutes (NPR). This slow release helps prevent the soup from erupting and ensures a creamier texture. Carefully turn the sealing valve to “Venting” to release any remaining pressure before opening the lid.
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Finish & Serve:
- Carefully open the lid. Stir in the heavy cream (or your dairy-free alternative).
- Using an immersion blender, blend the soup directly in the pot until it reaches your desired creamy consistency. If you don’t have an immersion blender, carefully transfer batches of the soup to a regular blender (making sure not to overfill and holding the lid securely with a towel) and blend until smooth, then return to the pot.
- Taste the soup and season generously with salt and freshly ground black pepper to your preference. Everyone’s taste differs, so it’s best to allow individual seasoning at the table.
- Ladle into bowls and garnish with freshly chopped chives or parsley, if desired, for a beautiful presentation and added fresh flavor.
Seasoning with salt and pepper at the very end allows you to adjust the flavors perfectly to your liking. It’s much easier to add more seasoning than to remove too much, ensuring everyone enjoys their bowl of this comforting soup. This Creamy Instant Pot Potato Leek Soup truly is total comfort food! The blend of tender leeks and creamy potatoes creates a perfect warm embrace on a chilly evening. But honestly, we make this all year long. It’s especially convenient during hot months when you want a delicious meal without turning on the oven or stovetop, keeping your kitchen cool.

Instant Pot Potato Leek Soup Recipe
Justine
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Print Recipe
Equipment
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1 pressure cooker
Ingredients
- 3 leeks, diced
- 4 medium potatoes, peeled and chopped
- 1/2 onion, white, diced
- 2 tbsp butter
- 1 tsp minced garlic
- 3 c chicken broth, or vegetable for vegetarian
- 2 tsp Herbes de Provence, or seasonings of choice
- 1 c heavy cream
Instructions
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Cut and discard the bottom dark green parts of the leeks. Slice the remaining parts lengthwise then cut into small pieces. Rinse them in a large bowl of water to remove any dirt. Peel potatoes and cube into 1.5×1.5″ pieces.
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Turn the Instant Pot to sauté. Add the butter and chopped leeks. Add the chopped onion and minced garlic. Continue to sauté until softened. Turn off the sauté function. (If adding bacon, cook it first with the butter.)
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Add the potatoes, broth, and Herbes de Provence. Cook on high pressure for 8 minutes. Once cooking time is complete, let the pressure release naturally.
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Open the lid, add heavy cream, then blend together using an immersion blender until smooth. Garnish with chopped chives if desired. Season with salt and pepper to taste.
Video
Nutrition
Serving: 2oz,
Calories: 155kcal,
Carbohydrates: 7g,
Protein: 2g,
Fat: 14g,
Saturated Fat: 9g,
Polyunsaturated Fat: 1g,
Monounsaturated Fat: 3g,
Trans Fat: 1g,
Cholesterol: 43mg,
Sodium: 365mg,
Potassium: 117mg,
Fiber: 1g,
Sugar: 3g,
Vitamin A: 1093IU,
Vitamin C: 5mg,
Calcium: 50mg,
Iron: 1mg
Nutrition information is automatically calculated, so should only be used as an approximation.
Additional Info
Appetizer, Side Dish, Soup
American
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