Fruit Crisp Frozen Fruit Oats

Featured in: Sweet Bites

This comforting fruit crisp combines mixed frozen fruit with a golden oat topping for a warm, cozy dessert. Sweetened with sugar and brightened by lemon juice, the filling bubbles beneath a crunchy layer of oats, brown sugar, and melted butter. Simple to prepare and bake, this dish is perfect for using pantry and freezer staples and can be served warm with ice cream or yogurt. Optional cinnamon adds warmth, and nuts can be mixed in for added texture. It’s ideal for a quick, satisfying finish to any meal.

Updated on Wed, 19 Nov 2025 13:17:00 GMT
Steaming hot, golden Fruit Crisp, a sweet dessert bubbling with mixed frozen fruit and oats. Pin
Steaming hot, golden Fruit Crisp, a sweet dessert bubbling with mixed frozen fruit and oats. | grillandbites.com

A comforting budget-friendly dessert featuring sweet frozen fruit and a golden oat topping. Perfect for using pantry and freezer staples when you need a fuss-free treat.

I first made this fruit crisp on a chilly night when all I had was frozen berries and some oats in my pantry. It's become a favorite for how quickly it comes together and how comforting each warm bite feels.

Ingredients

  • Mixed frozen fruit: 6 cups (such as berries, peaches, or apples)
  • Granulated sugar: 1/3 cup (adjust to taste depending on fruit)
  • All-purpose flour or cornstarch: 2 tbsp
  • Lemon juice: 1 tbsp
  • Ground cinnamon (optional): 1/2 tsp
  • Old-fashioned rolled oats: 1 cup
  • All-purpose flour: 1/2 cup
  • Brown sugar: 1/2 cup, packed
  • Ground cinnamon: 1/2 tsp
  • Salt: 1/4 tsp
  • Unsalted butter: 1/2 cup, melted

Instructions

Prep Oven:
Preheat the oven to 350°F (175°C).
Prepare Fruit Filling:
In a large bowl toss the frozen fruit with sugar flour or cornstarch lemon juice and cinnamon. Spread evenly into a 9x13-inch (or similar) baking dish.
Make Crisp Topping:
In another bowl mix the oats flour brown sugar cinnamon and salt. Pour in melted butter and stir until clumps form.
Assemble & Bake:
Sprinkle the oat mixture evenly over the fruit. Bake for 35 to 40 minutes or until the topping is golden brown and the fruit is bubbling.
Serve:
Let cool slightly before serving. Enjoy warm optionally with vanilla ice cream or yogurt.
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My family always gathers around the table for a big scoop of warm fruit crisp after dinner—especially when it's chilly outside. It's a dessert everyone looks forward to.

Required Tools

Large mixing bowl measuring cups and spoons baking dish and a mixing spoon or spatula. An oven is essential for baking the crisp until golden.

Allergen Information

Contains wheat (flour) and milk (butter). For gluten-free use certified gluten-free oats and a gluten-free flour blend. For dairy-free swap with plant-based butter substitute.

Nutritional Information

Calories: 290. Total fat: 10 g. Carbohydrates: 48 g. Protein: 3 g per serving.

A close-up image of a bubbly Fruit Crisp with a crispy oat topping, ready to serve warm. Pin
A close-up image of a bubbly Fruit Crisp with a crispy oat topping, ready to serve warm. | grillandbites.com

This fruit crisp is a cozy dessert that's perfect with a scoop of vanilla ice cream. Enjoy every bite and make it your own with your favorite fruits!

Recipe FAQ

What fruits work best for this crisp?

Mixed frozen berries, peaches, apples, or any preferred frozen fruit blend are ideal for a balanced flavor and texture.

Can I make the topping dairy-free?

Yes, replacing butter with melted coconut oil or vegan butter keeps the topping rich and crunchy without dairy.

How do I achieve a crispy oat topping?

Mix oats with brown sugar, flour, cinnamon, salt, and melted butter. Spread evenly and bake until golden and crisp.

Is it important to use frozen fruit?

Frozen fruit works well to keep the filling juicy as it thaws and cooks, offering convenience and consistent flavor.

Can nuts be added to the topping?

Yes, chopped walnuts or pecans mix well into the oat topping for extra crunch and flavor.

Fruit Crisp Frozen Fruit Oats

Sweet frozen fruit layered under a crunchy oat topping for a cozy and budget-friendly treat.

Prep duration
10 min
Cook duration
35 min
Overall duration
45 min


Skill level Easy

Heritage American

Output 6 Portions

Dietary requirements Vegetarian

Components

Fruit Filling

01 6 cups mixed frozen fruit (berries, peaches, apples)
02 1/3 cup granulated sugar (adjust to taste)
03 2 tablespoons all-purpose flour or cornstarch
04 1 tablespoon lemon juice
05 1/2 teaspoon ground cinnamon (optional)

Crisp Topping

01 1 cup old-fashioned rolled oats
02 1/2 cup all-purpose flour
03 1/2 cup packed brown sugar
04 1/2 teaspoon ground cinnamon
05 1/4 teaspoon salt
06 1/2 cup unsalted butter, melted

Directions

Phase 01

Preheat Oven: Set the oven to 350°F (175°C) to prepare for baking.

Phase 02

Prepare Fruit Mixture: Combine frozen fruit, granulated sugar, flour or cornstarch, lemon juice, and cinnamon in a large bowl; toss thoroughly and spread evenly in a 9x13-inch baking dish.

Phase 03

Make Crisp Topping: In a separate bowl, blend oats, flour, brown sugar, cinnamon, and salt; incorporate melted butter and stir until mixture forms clumps.

Phase 04

Assemble Crisp: Distribute the oat topping uniformly over the fruit layer in the baking dish.

Phase 05

Bake: Bake for 35 to 40 minutes until the topping is golden and the fruit filling is bubbling.

Phase 06

Cool and Serve: Allow the dish to cool slightly before serving; best enjoyed warm, optionally accompanied by vanilla ice cream or yogurt.

Tools needed

  • Large mixing bowl
  • Measuring cups and spoons
  • 9x13-inch baking dish
  • Mixing spoon or spatula
  • Oven

Allergy details

Review each ingredient for potential allergens and consult healthcare providers if you're uncertain about any components.
  • Contains wheat (flour) and milk (butter)
  • Use certified gluten-free oats and flour blend for gluten-free needs
  • Use plant-based butter for dairy-free requirements

Nutrition breakdown (per portion)

These values are estimates only and shouldn't replace professional medical guidance.
  • Energy: 290
  • Fat: 10 g
  • Carbohydrates: 48 g
  • Protein: 3 g