Indulge in the delightful flavors of warm apple pie filling without the fuss of a crust with this incredibly easy **Crustless Crockpot Apple Crisp with Oats** recipe. Imagine perfectly tender, cinnamon-spiced apples topped with a golden, buttery oat crumble, all cooked to perfection in your slow cooker. This hands-off approach makes it an ideal dessert for any occasion, from cozy family nights to feeding a gathering. While our Instant Pot apple crisp is fantastic for quick treats, this slow cooker version truly shines when you need to serve a crowd or simply desire a relaxed, all-day cooking experience.

If you’re anything like me, you adore a comforting, warm apple dessert but prefer to minimize your time in the kitchen. That’s where your trusty slow cooker becomes an absolute game-changer! It handles the cooking with minimal effort on your part, allowing you to enjoy your day while a delicious aroma fills your home. This **crockpot apple crisp** is not just a recipe; it’s a solution for effortless entertaining and satisfying your sweet cravings. Discover this and many other delightful slow cooker dessert recipes right here.
Effortless Slow Cooker Apple Crisp: A Dessert Revelation
Everyone appreciates a good apple recipe, especially when it’s as simple and satisfying as this one. For many, the true highlight of an apple pie isn’t the crust, but the luscious, spiced apple filling. This recipe celebrates that very essence, delivering all the warm, gooey goodness without the added effort of baking a pie crust. While we’ve explored quicker methods like our air fryer apple crisp, the slow cooker offers a unique depth of flavor and tenderness that makes this a truly special treat, especially for those who don’t own an air fryer or simply prefer the traditional “set it and forget it” approach.
Beyond its incredible taste, this dish is a lifesaver, particularly during warmer months when the last thing you want is to heat your home by turning on the oven. The slow cooker allows you to prepare a delectable dessert even on the hottest days, keeping your kitchen cool and comfortable. Its versatility and convenience make it an indispensable appliance, and this apple crisp is one of its finest applications.
Let’s take a moment to discuss the marvels of **slow cooking**. I own several slow cookers, each with its specific use. For recipes like this apple crisp, a good 6-quart programmable model is often ideal. For instance, this 6-quart programmable slow cooker with a locking lid is excellent for potlucks or transporting food. While some prefer slow cooker liners for easy cleanup, I personally find that a quick spray of olive oil or non-stick spray inside the pot before adding ingredients works just as effectively and allows for a more even cook.
I recently acquired a beautiful slow cooker that perfectly complements my kitchen decor. It’s so aesthetically pleasing that I love keeping it out on the countertop all the time, ready for its next culinary adventure. It’s a reminder that practical kitchen tools can also be stylish!

Slow Cooker Apple Crisp with Oats: The Perfect Blend
Whether you call it a “crockpot” or a “slow cooker,” these terms refer to the same fantastic appliance. Rest assured, regardless of the brand you own, as long as it has a low-heat setting, it’s perfect for this recipe. If you’re keen on exploring other apple preparations, learning how to bake whole apples without the brown sugar oats topping can also be a delightful experience. Many find this preparation reminiscent of the beloved fried apples from Cracker Barrel, a classic comfort food.
However, I must emphasize that the oat crumble topping truly elevates this dish from simply “good” to “unforgettable.” It adds an incredible texture and a burst of flavor that transforms the tender apples into something extraordinary. While it certainly adds to the calorie count, this is a dessert after all, meant to be savored and enjoyed! And let’s be honest, any leftovers are absolutely divine for breakfast – a delicious secret I’m happy to share!
This apple crisp also stores remarkably well, staying fresh and delicious for up to three days in an airtight container in the refrigerator. We often find ourselves making a double batch just to ensure there’s enough to enjoy after dinner and for a few days of delightful breakfast or snack indulgence.
What to Do with an Abundance of Apples?
Having a plentiful supply of apples is a wonderful culinary opportunity. I vividly recall one year after visiting a California apple farm, returning home with a staggering 10 pounds of fruit. A few years later, after moving to Idaho, we managed to pick an astounding 65 pounds! Faced with such a bounty, we enthusiastically explored countless apple recipes. This included our popular pressure cooker apple pie filling, delectable apple monkey bread, and, of course, multiple batches of this very apple crisp! For a standard batch of this recipe, a 6-quart slow cooker works perfectly. If you decide to double the recipe, an 8-quart slow cooker would be ideal to accommodate the increased volume.

Apple Crisp vs. Apple Crumble: Understanding the Distinction
While often used interchangeably, there’s a subtle difference between apple crisp and apple crumble, mainly in their toppings. In the UK, an apple crumble typically features a topping made predominantly from flour, butter, and sugar, resulting in a dense, cake-like texture. In the US, however, the term “crisp” implies a topping that includes rolled oats, which lend a delightful crunch and texture. Both versions almost always incorporate cinnamon for that classic autumnal spice, and sometimes nuts are added for extra flavor and bite. Our recipe leans into the “crisp” tradition with its hearty oat crumble, ensuring that satisfying texture contrast with the soft, baked apples.
Perfect Apple Slicing for Your Crisp
Achieving the ideal texture in your apple crisp starts with proper apple preparation. Here’s a simple guide:
**First: Peel the Apples**. While leaving some peel on can add a rustic touch, removing most of it ensures the apples become wonderfully soft and melt-in-your-mouth tender. Use an apple peeler or a sharp knife for this step, working over a paper towel or cutting board for easy cleanup. Discard the peels.
**Then: Slice Evenly**. Once peeled, core the apples. Then, slice four sides off the apple around the core to create flat surfaces. From these flat surfaces, slice the apple into thinner pieces. Aim for slices that are about 1/4 to 1/2 inch thick. If you’re peeling and slicing your apples ahead of time, a light spritz of lemon juice can prevent them from browning. The thickness of your slices significantly impacts the final texture: thicker slices will retain more firmness after cooking, offering a pleasant bite, while excessively thin slices might become too soft or even mushy. Our recipe generally uses slices on the slightly thicker side to maintain some structural integrity.
Choosing the Best Apples for Your Crisp
The type of apple you choose can make all the difference in your apple crisp. For baking, it’s best to select a crisp, tart variety that holds its shape well under heat and provides a good balance of sweetness and acidity. My personal favorite is always **Granny Smith** apples due to their firm texture and tartness, which prevents the dessert from becoming overly sweet. However, if Granny Smiths are unavailable, Honeycrisp apples also work wonderfully, offering a sweet-tart flavor and excellent crispness.

Slow Cooker Apple Crumble: A Year-Round Delight
This wholesome, easy-to-make baked apple dessert is perfect for any time of year. Whether you’re planning a special Christmas morning brunch, a relaxed weekend treat, or a comforting dessert after dinner, this recipe fits the bill. Simply assemble it when you wake up, set your slow cooker, and by the time everyone is ready for a treat, a warm, fragrant apple crisp will be waiting. The cooking times remain consistent regardless of your slow cooker’s size, ensuring reliable results every time.
Can You Double Slow Cooker Apple Crisp?
While the temptation to double a delicious recipe is strong, I generally advise against doubling this slow cooker apple crisp. Overfilling your slow cooker with too many apple slices can lead to uneven cooking; some pieces may become overdone and mushy, while others remain undercooked and firm. To accommodate a double batch, you would need an exceptionally large slow cooker, and even then, achieving consistent texture can be challenging. For this recipe, I typically use an 8-quart slow cooker, which easily yields enough for 6-8 people. If you need to serve a larger gathering, it’s often better to prepare two separate batches in two slow cookers rather than attempting to overcrowd one.
With the apples left in slightly larger slices, this dish often reminds people of a **copycat Cracker Barrel fried apples** experience. You know, that incredible side dish you can order that’s absolutely amazing? Yes, it’s quite similar to that comforting, tender, and spiced apple goodness!

If you prefer baked apples in the oven, we also have a fantastic recipe for that. It’s particularly convenient if you’re already cooking dinner in the oven; you can simply pop the apple crisp in at the same time for a perfectly coordinated meal and dessert.
Key Ingredients for Your Perfect Apple Crisp
Crafting this delicious apple crisp requires a few simple yet essential ingredients:
- 8 Green Apples: Green apples, such as Granny Smiths, are highly recommended as they maintain their firmness and tartness during cooking, preventing a mushy texture. However, feel free to use your preferred apple variety.
- All-Purpose Flour: Used in both the apple filling to thicken the sauce and in the crumble topping for structure.
- Brown Sugar: Provides a rich, caramelized sweetness to the fruit filling and the oat crumble.
- Unsalted Butter: Softened for easy incorporation into the delicious, crumbly topping.
- Cinnamon: The quintessential spice for apple desserts, adding warmth and aroma. You can adjust the amount to your taste, even adding a bit more to the topping mixture.
- Cornstarch: A crucial thickening agent for the apple filling, ensuring a luscious, not watery, sauce.
- Old Fashioned Oats: These are essential for creating that signature hearty and crunchy texture in the crumble topping. Avoid using instant or quick oats, as they won’t provide the same desired consistency.
- Walnuts (Optional): Adds a nutty crunch and flavor to the topping mixture.
- Raisins (Optional): Offers a delightful chewiness and extra sweetness when added to the apple mixture or topping.
- Apple Juice or Apple Cider: Provides moisture and enhances the apple flavor in the filling.
- Pinch of Salt: Balances the sweetness and enhances all the flavors in the crumble.
Exciting Variations to Customize Your Crisp
One of the best aspects of this recipe is its adaptability. The **old-fashioned oats** are paramount for the crumble, delivering that satisfying texture. I advise against using quick or instant oats, as they tend to become soft and lose their distinct crunch. For added flavor and texture, consider incorporating **walnuts** (or pecans) directly into the apple mixture or sprinkling them generously into the crumble topping. Similarly, plump **raisins** or dried cranberries can be mixed with the apples for a sweet and chewy surprise. If you’re exploring gluten-free options, a 1:1 gluten-free flour blend, like Bob’s Red Mill, should work seamlessly as a substitute for regular flour in this recipe.
For a different take on baked apples, our pressure cooker baked apples offer a similar flavor profile but with whole, cored apples filled with a delicious oats and brown sugar mixture. They become incredibly tender and are another fantastic way to enjoy apples.

Step-by-Step: How to Cook Apple Crisp in Your Crockpot
Follow these simple steps to create a show-stopping apple crisp with minimal effort:
- First, prepare your apples by peeling and thinly slicing them. I prefer slightly thicker slices (about 1/4 to 1/2 inch) to ensure they retain a pleasant firmness. If you enjoy a softer texture, slice them thinner. Place the prepared apple slices into a large mixing bowl.
- In a separate bowl, combine 3/4 cup of flour, 1 cup of brown sugar, 1/2 teaspoon of cinnamon, 1/2 cup of old-fashioned oats, and 1 tablespoon of cornstarch. If desired, now is the time to add optional ingredients like raisins and/or walnuts to this mixture.
- Add the dry mixture to your bowl of sliced apples. Gently fold everything together until all the apple slices are thoroughly coated. This ensures every bite is bursting with flavor and the sauce thickens perfectly.
- Prepare your crockpot: Lightly spray the inside of your slow cooker with non-stick cooking spray to ensure an easier cleanup. While liners can be used, a good spray works just as well.
- Carefully pour the coated apple mixture into the prepared slow cooker, spreading it into an even layer. Then, pour 3/4 cup of apple juice or cider evenly over the apples.
- Now, let’s make the delicious crumble topping. In another clean bowl, combine the remaining 1/2 cup of flour, 1/2 cup of brown sugar, 1/4 teaspoon of salt, 4 tablespoons of softened butter, and the remaining 1/4 cup of old-fashioned oats. Use your fingers or a pastry blender to mix these ingredients until they form a crumbly, coarse texture.
- Evenly sprinkle this prepared crumble mixture over the top of the apples in your slow cooker.
- Place the lid on your slow cooker and set it to the LOW heat setting. Cook for approximately 2 1/2 hours.
- Once cooked, your crustless apple crisp is ready to serve! It’s fantastic on its own, but truly exceptional when topped with a generous scoop of vanilla ice cream.
Cooking Time: Low and Slow for the Best Results
You might be wondering if you can speed things up by cooking your apple crisp on a high setting. While some recipes might suggest cooking on high for a shorter period (around 1 hour), for apple crisp, patience truly pays off. Fruit cooks relatively quickly, and a low, slow cooking process is crucial to achieve the desired tender-but-not-mushy texture for the apples. Cooking on high can lead to uneven results: the edges might become overly cooked or even crispy, while the center remains undercooked. Sticking to the recommended 2.5 hours on low ensures that the apples soften beautifully, absorbing all the wonderful flavors, and the topping sets perfectly without burning. Texture is key with apple crisp, and the low setting allows for optimal consistency.
Storage Tips for Your Leftover Apple Crisp
Honestly, leftovers of this apple crisp are a rare sight in our household! However, should you be fortunate enough to have some, proper storage is simple. Transfer any remaining apple crisp to an airtight container and store it in the refrigerator for up to one day. While it’s surprisingly delicious served cold, gently reheating it in the microwave or a low oven brings back its warm, comforting appeal. A fresh scoop of vanilla ice cream on top will also help to restore its creamy texture and enhance its delightful flavors.
More Irresistible Apple Desserts to Explore
Once you experience the sheer joy of this apple crisp, you’ll be eager to try more apple-centric treats. I guarantee that everyone, from the first bite, will fall in love with the classic flavors of apple desserts. If you’re looking for even more easy crockpot recipes, or other variations, consider these:
- For those with a pressure cooker, our Instant Pot dump cake is a fantastic quick option, or try the equally delicious Crockpot apple dump cake.
- If you enjoy unique fruit combinations, our apple rhubarb crunch offers a wonderful balance of sweet and tart flavors.
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Crockpot Apple Crisp
Justine
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Print Recipe
Equipment
-
1 slow cooker (6-8 quart recommended)
-
1 mixing bowl
Ingredients
-
8
green apples, cored, peeled, and sliced -
1/2
tsp
cinnamon -
1 1/4
c
all-purpose flour -
3/4
c
old-fashioned oats -
1 1/2
c
brown sugar -
1
tbsp
cornstarch -
1/4
tsp
salt -
1/4
c
walnuts, optional -
1/3
c
raisins, optional -
4
tbsp
butter, softened -
3/4
c
apple juice, or apple cider
Instructions
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Core, peel, and thinly slice your apples. For a slightly firmer texture, slice them a bit thicker. For a mushier texture, slice them very thin. You can peel all the peels off or leave some for taste – it’s up to you. Place the sliced apples in a large mixing bowl.
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In a separate bowl, mix together the 1/2 tsp cinnamon, 3/4 cup of flour, 1/2 cup of old-fashioned oats, 1 cup of brown sugar, and 1 tbsp of cornstarch. (Add raisins and/or walnuts if desired at this step).
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Add this dry mixture to your sliced apples and gently fold them together until all apple slices are well coated.
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Lightly spray the inside of your crockpot with non-stick cooking spray for easier cleanup.
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Pour the apple mixture evenly into the slow cooker. Then, pour the 3/4 cup of apple juice or cider over the apples.
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In another bowl, prepare the crumble topping: mix together the remaining 1/2 cup of flour, 1/2 cup of brown sugar, 1/4 tsp salt, 4 tbsp softened butter, and the remaining 1/4 cup of old-fashioned oats. Mix until crumbly.
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Evenly sprinkle this crumble mixture on top of the apples in your slow cooker.
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Put the lid on your slow cooker and set it to LOW for 2 1/2 hours.
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Serve as is, or for an extra treat, top with a scoop of vanilla ice cream. Enjoy!
Video
A video tutorial for this recipe is available on our blog page.
Nutrition
Serving: 8oz, Calories: 330kcal, Carbohydrates: 65g, Protein: 3g, Fat: 7g, Saturated Fat: 3g, Cholesterol: 12mg, Sodium: 110mg, Potassium: 154mg, Fiber: 1g, Sugar: 44g, Vitamin A: 140IU, Vitamin C: 0.4mg, Calcium: 41mg, Iron: 1.5mg
Nutrition information is automatically calculated, so should only be used as an approximation.
Additional Info
Breakfast, Dessert
American
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