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Fruit Crisp Frozen Oats

Featured in: Sweet Spark Treats

This comforting dessert combines a medley of sweet frozen fruit with a crisp, golden oat topping made from rolled oats, brown sugar, and melted butter. Prepared quickly and baked until bubbling and golden, it’s a perfect way to use pantry and freezer staples. Customize it with nuts or dairy-free butter alternatives for extra crunch or dietary preferences. Serve warm or chilled, ideal for a cozy treat any time.

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Updated on Wed, 19 Nov 2025 14:09:00 GMT
Golden, bubbly Fruit Crisp with frozen berries, topped with crunchy oat crumble, ready to serve warm. Save
Golden, bubbly Fruit Crisp with frozen berries, topped with crunchy oat crumble, ready to serve warm. | fizznib.com

A comforting, budget-friendly dessert featuring sweet frozen fruit and a golden oat topping—the perfect treat for using pantry and freezer staples.

This fruit crisp is my go-to when I want something homemade with minimal effort. I love how easy it is to adapt based on whatever fruit I have stashed away.

Ingredients

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

Instructions

Preheat Oven:
Preheat the oven to 350°F (175°C).
Prepare Filling:
In a large bowl, toss frozen fruit with sugar, flour or cornstarch, lemon juice, and cinnamon. Spread evenly in a baking dish.
Make Crispy Topping:
Mix oats, flour, brown sugar, cinnamon, and salt. Stir in melted butter until clumps form.
Assemble:
Sprinkle the oat mixture over the fruit.
Bake:
Bake for 35 to 40 minutes until topping is golden and fruit is bubbling.
Serve:
Let cool slightly before serving. Enjoy warm, optionally with vanilla ice cream or yogurt.
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| fizznib.com

We always make this crisp for family gatherings, and it's loved by adults and kids alike—especially with a scoop of ice cream on top.

Required Tools

You'll need a large mixing bowl, measuring cups and spoons, baking dish, mixing spoon or spatula, and an oven.

Allergen Information

Contains wheat and milk. For gluten-free: use certified gluten-free oats and flour blend. For dairy-free: use plant-based butter substitute.

Nutritional Information

Each serving: 290 calories, 10 g total fat, 48 g carbohydrates, 3 g protein.

A close-up view of a homemade Fruit Crisp showcasing its sweet, juicy fruit filling and oat topping. Save
A close-up view of a homemade Fruit Crisp showcasing its sweet, juicy fruit filling and oat topping. | fizznib.com

This fruit crisp is best enjoyed warm, and leftovers taste great straight from the fridge. Try it with a dollop of yogurt for breakfast.

Cooking Guide

→ Can I use fresh fruit instead of frozen?

Yes, fresh fruit works well but may require adjustments in baking time and moisture content.

→ How do I make the topping extra crunchy?

Adding chopped nuts like walnuts or pecans to the oat mixture enhances crunch and flavor.

→ What can I substitute for butter in the topping?

Use melted coconut oil or plant-based butter for a dairy-free alternative without sacrificing texture.

→ Is it possible to make a gluten-free version?

Yes, use certified gluten-free oats and a gluten-free flour blend to keep it free of gluten.

→ How should leftovers be stored and served?

Store leftovers in the fridge and enjoy cold or gently reheated for best texture.

Fruit Crisp Frozen Oats

A comforting dessert featuring sweet frozen fruit and a crunchy oat topping, ideal for pantry staples.

Setup duration
10 min
Heat duration
35 min
Complete duration
45 min
Created by Chloe Bennett


Complexity Easy

Heritage American

Output 6 Portions

Nutrition Categories Meat-Free

Components

Fruit Filling

01 6 cups mixed frozen fruit (berries, peaches, apples)
02 1/3 cup granulated sugar
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

Method

Phase 01

Preheat Oven: Set the oven temperature to 350°F.

Phase 02

Prepare Fruit Filling: In a large bowl, combine mixed frozen fruit with sugar, flour or cornstarch, lemon juice, and cinnamon; toss gently to coat evenly.

Phase 03

Transfer Fruit to Baking Dish: Spread the fruit mixture evenly into a 9 by 13-inch baking dish.

Phase 04

Mix Crisp Topping: In a separate bowl, combine oats, flour, brown sugar, cinnamon, and salt; pour in melted butter and stir until clumps form.

Phase 05

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

Phase 06

Cool and Serve: Allow to cool slightly before serving. Enjoy warm, optionally with vanilla ice cream or yogurt.

Kitchen Tools

  • Large mixing bowl
  • Measuring cups and spoons
  • 9 by 13-inch baking dish
  • Mixing spoon or spatula
  • Oven

Sensitivity Guide

Review ingredients carefully for potential allergens and seek professional medical guidance if uncertain.
  • Contains wheat (flour) and milk (butter).
  • For gluten-free modifications, use certified gluten-free oats and flour.
  • For dairy-free versions, opt for plant-based butter substitutes.
  • Always check labels for allergen information.

Dietary Information (per portion)

Values shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 290
  • Fats: 10 g
  • Carbohydrates: 48 g
  • Proteins: 3 g