Apple Crisp Frozen Apples Oats

Featured in: Sweet Simple Treats

This warm dish features juicy frozen apples combined with cinnamon and a hint of lemon, baked beneath a golden, crunchy oat topping. The oat crumble blends brown sugar, flour, cinnamon, and melted butter, creating a pleasing contrast of textures. Ready in under an hour, it makes a comforting dessert ideal for chilly evenings or quick gatherings. Optional additions like chopped nuts add extra texture and flavor complexity.

Updated on Tue, 18 Nov 2025 08:48:00 GMT
Warm, bubbling apple crisp with a golden, crunchy oat topping made with frozen apples. Pin Recipe
Warm, bubbling apple crisp with a golden, crunchy oat topping made with frozen apples. | fordishes.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 made this apple crisp on a cool autumn evening when I wanted a homemade treat but had only frozen apples in the freezer. The result was a warm, bubbling dessert that my family devoured in minutes, and it's now a staple for busy weeknights.

Ingredients

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

Instructions

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Prepare the oven:
Preheat oven to 180°C (350°F). Grease a 23 cm (9-inch) baking dish.
Make the fruit base:
In a large bowl, combine thawed apples, granulated sugar, cinnamon, flour, and lemon juice. Toss until evenly coated.
Transfer to dish:
Spread the apple mixture in the prepared baking dish.
Make the crumble topping:
In a separate bowl, mix oats, brown sugar, flour, salt, and cinnamon. Pour in melted butter and stir until crumbly.
Assemble:
Sprinkle oat crumble evenly over the apples.
Bake:
Bake for 35-40 minutes until topping is golden brown and apples are bubbling.
Serve:
Allow to cool at least 10 minutes before serving. Serve warm, optionally with vanilla ice cream or whipped cream.
Product image
Cook complete meals by frying, sautéing, simmering, and boiling with easy nonstick cleanup every day.
Check price on Amazon
Product image
Cook complete meals by frying, sautéing, simmering, and boiling with easy nonstick cleanup every day.
Check price on Amazon
Pin Recipe
| fordishes.com
Pin Recipe
| fordishes.com

This apple crisp is always requested when everyone gathers for holiday meals or Sunday dinners. It's a nostalgic dessert my kids love helping with, from mixing the apples to sprinkling the crumble.

Required Tools

Mixing bowls, measuring cups and spoons, 23 cm (9-inch) 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.

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Nutritional Information

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

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Cushioned mats provide comfort while cooking, absorbing spills near the sink and stove for cleaner meal prep.
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Deliciously baked apple crisp, showcasing a rustic oat crumble over tender, juicy apple slices. Pin Recipe
Deliciously baked apple crisp, showcasing a rustic oat crumble over tender, juicy apple slices. | fordishes.com
Deliciously baked apple crisp, showcasing a rustic oat crumble over tender, juicy apple slices. Pin Recipe
Deliciously baked apple crisp, showcasing a rustic oat crumble over tender, juicy apple slices. | fordishes.com

This apple crisp stays fresh for up to 2 days in the refrigerator. Enjoy leftovers cold or gently reheated for a quick snack.

Recipe FAQs

Can I use fresh apples instead of frozen?

Yes, fresh apples can be substituted. Adjust baking time as fresh apples may release more juice, affecting texture.

How do I make the oat topping extra crunchy?

Use cold butter and avoid over-mixing the crumble mixture before baking for a crispier texture.

What types of apples work best?

Tart varieties like Granny Smith or Honeycrisp hold their shape well and add balanced flavor to the dish.

Can I include nuts in the topping?

Absolutely, chopped pecans or walnuts complement the oat crumble with added crunch and nutty flavor.

Is it possible to make a gluten-free version?

Yes, use certified gluten-free oats and substitute regular flour with a gluten-free blend.

Apple Crisp Frozen Apples Oats

Tender frozen apples baked with a crunchy oat crumble topping for a simple, delicious treat.

Prep Duration
10 mins
Cooking Duration
40 mins
Complete Time
50 mins
Recipe by Fordishes Ava Reynolds


Skill Level Easy

Cuisine American

Makes 6 Number of Servings

Diet Details Vegetarian Option

Ingredient List

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 apples are evenly coated.

Step 03

Transfer fruit mixture: Spread the apple mixture evenly into the prepared baking dish.

Step 04

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

Step 05

Assemble topping: Evenly sprinkle the oat crumble over the apples in the baking dish.

Step 06

Bake: Bake for 35 to 40 minutes until topping is golden brown and apples are bubbling.

Step 07

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

Needed Equipment

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

Allergy Info

Double-check ingredients for allergens and speak with a healthcare provider if you're unsure.
  • Contains wheat (flour), milk (butter), oats (may contain gluten unless certified gluten-free)
  • May contain traces of tree nuts if added

Nutrition Information (per serving)

For informational use only—doesn't replace personalized medical direction.
  • Calories: 290
  • Fats: 10 g
  • Carbohydrates: 49 g
  • Proteins: 3 g