Apple Crisp Frozen Apples Oats

Featured in: Afterglow Suppers

This comforting dish combines juicy frozen apples with a golden, crunchy oat topping. The fruit base is gently spiced with cinnamon and lightly sweetened, while the oat crumble adds texture and warmth. Easily prepared in under an hour, it’s perfect for a quick homemade treat that brings classic flavors to the table. Enjoy warm, optionally with a dollop of cream or ice cream for extra indulgence.

Updated on Mon, 17 Nov 2025 14:18:00 GMT
Golden-brown Apple Crisp with a bubbling fruit filling, ready for serving with vanilla ice cream. Save It
Golden-brown Apple Crisp with a bubbling fruit filling, ready for serving with vanilla ice cream. | sunnyspoonful.com

A comforting, classic dessert featuring tender, juicy apples topped with a golden, crunchy oat crumble. Perfect for a quick and easy treat using store-bought frozen apples.

I first tried making apple crisp with a bag of frozen apples when fresh ones were out of season. The result was every bit as delicious & satisfying as the traditional version, and I loved how easy it was to have dessert ready in under an hour.

Ingredients

  • Frozen sliced apples: 900 g (2 lbs), thawed and drained
  • Granulated sugar: 2 tbsp
  • Ground cinnamon: 1 tsp
  • All-purpose flour (fruit base): 1 tbsp
  • Lemon juice (optional): 1 tsp
  • Old-fashioned rolled oats: 120 g (1 1/2 cups)
  • Brown sugar: 100 g (1/2 cup), packed
  • All-purpose flour (crumble): 75 g (1/2 cup)
  • Salt: 1/2 tsp
  • Ground cinnamon (crumble): 1/2 tsp
  • Unsalted butter: 115 g (1/2 cup), melted

Instructions

Prepare Baking Dish:
Preheat oven to 180°C (350°F). Grease a 23 cm (9-inch) square or round baking dish.
Make Fruit Base:
In a large bowl, combine thawed apples, granulated sugar, cinnamon, flour, and lemon juice, tossing until apples are evenly coated.
Assemble Base:
Spread apple mixture evenly in the prepared baking dish.
Prepare Crumble:
In a separate bowl, mix oats, brown sugar, flour, salt, and cinnamon. Pour in the melted butter and stir until coarse crumbs form.
Add Crumble:
Sprinkle oat crumble evenly over apples.
Bake:
Bake for 35-40 minutes until topping is golden brown and apples are bubbling.
Cool & Serve:
Cool for at least 10 minutes before serving. Serve warm, optionally with vanilla ice cream or whipped cream.
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Whenever I make this with family, my kids love helping to sprinkle the oat crumble over the apples. We all eagerly wait for the kitchen to fill with the comforting aroma of cinnamon & apples baking.

Required Tools

Mixing bowls, measuring cups, spoons, baking dish, spoon or spatula, oven.

Allergen Information

Contains wheat (flour), milk (butter), oats (may contain gluten unless certified gluten-free). May contain traces of tree nuts if added. Always check labels on packaged ingredients for possible allergens.

Nutritional Information

Per serving: Calories 290, Total Fat 10 g, Carbohydrates 49 g, Protein 3 g.

Warm and comforting Apple Crisp with a crispy oat topping, baked to perfection in a square dish. Save It
Warm and comforting Apple Crisp with a crispy oat topping, baked to perfection in a square dish. | sunnyspoonful.com

This apple crisp is delicious straight from the oven or reheated. Enjoy it for dessert or even breakfast!

Recipe FAQs

Can I use fresh apples instead of frozen?

Yes, fresh apples can be used but adjust baking time to ensure the fruit softens evenly.

How do I make the oat topping extra crunchy?

Using melted butter and packing the oats lightly helps achieve a golden, crisp texture during baking.

Is it possible to add nuts to this dish?

Chopped pecans or walnuts can be mixed into the oat topping for added crunch and flavor.

Can I prepare this ahead of time?

Yes, assemble the dish and refrigerate before baking. Bake when ready, adding a few extra minutes to baking time if chilled.

How can I make this gluten-free?

Use certified gluten-free oats and substitute all-purpose flour with a gluten-free blend.

What temperature should I bake this at?

Bake at 180°C (350°F) until the topping is golden and apples are bubbly, about 35-40 minutes.

Apple Crisp Frozen Apples Oats

Tender frozen apples under a golden oat crumble for a quick, cozy dessert.

Prep Time
10 mins
Cook Time
40 mins
Total Duration
50 mins
Authored by Lana Bright

Recipe Type Afterglow Suppers

Skill Level Easy

Cuisine Style American

Recipe Yield 6 Serving Size

Diet Preferences Vegetarian-Friendly

What You'll Need

Fruit Base

01 2 lbs frozen sliced apples, thawed and drained
02 2 tbsp granulated sugar
03 1 tsp ground cinnamon
04 1 tbsp all-purpose flour
05 1 tsp lemon juice (optional)

Oat Crumble Topping

01 1 1/2 cups old-fashioned rolled oats
02 1/2 cup packed brown sugar
03 1/2 cup all-purpose flour
04 1/2 tsp salt
05 1/2 tsp ground cinnamon
06 1/2 cup unsalted butter, melted

Directions

Step 01

Preheat oven and prepare dish: Preheat oven to 350°F. Grease a 9-inch square or round baking dish.

Step 02

Combine fruit base ingredients: In a large bowl, mix thawed apples with granulated sugar, cinnamon, flour, and lemon juice until evenly coated.

Step 03

Arrange fruit base: Spread the apple mixture evenly in the prepared baking dish.

Step 04

Prepare oat crumble topping: In a separate bowl, combine oats, brown sugar, flour, salt, and cinnamon. Stir in melted butter until mixture forms coarse crumbs.

Step 05

Assemble and bake: Sprinkle the oat crumble evenly over the apples. Bake for 35 to 40 minutes until topping is golden and apples are bubbling.

Step 06

Cool and serve: Let cool for at least 10 minutes before serving. Enjoy warm optionally with vanilla ice cream or whipped cream.

Tools You'll Need

  • Mixing bowls
  • Measuring cups and spoons
  • 9-inch baking dish
  • Spoon or spatula
  • Oven

Allergy Information

Review each ingredient to identify potential allergens, and consult a healthcare professional if you're unsure.
  • Contains wheat (flour), milk (butter), and oats (may contain gluten unless certified gluten-free).
  • May contain traces of tree nuts if added.

Nutrition Details (Per Serving)

This nutritional data is for reference only and isn't a substitute for medical advice.
  • Caloric Value: 290
  • Fats: 10 grams
  • Carbohydrates: 49 grams
  • Proteins: 3 grams