Fruit Crisp Frozen Oats

Featured in: Sweet Clever Treats

This comforting dish layers sweet frozen mixed fruit with a crisp, golden oat topping made from rolled oats, brown sugar, and melted butter. It bakes until bubbling and crunchy, delivering a perfect blend of textures and seasonal flavors. Easy to prepare using pantry and freezer staples, it serves six and can be customized with nuts or dairy-free alternatives. Enjoy warm or reheated alongside vanilla ice cream or yogurt for a satisfying treat.

Updated on Wed, 19 Nov 2025 13:10:00 GMT
Golden-brown Fruit Crisp with frozen fruit, bubbling and fragrant, a perfect warm dessert. Pin it
Golden-brown Fruit Crisp with frozen fruit, bubbling and fragrant, a perfect warm dessert. | smartyskitchen.com

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

The first time I made this fruit crisp was on a rainy Sunday with just what I found in my freezer and cupboards. It came together so easily and tasted like pure comfort.

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: 1/2 tsp (optional)
  • 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).
Mix 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:
Sprinkle the oat mixture evenly over the fruit.
Bake:
Bake for 35–40 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.
Sweet, bubbly Fruit Crisp, showcasing the vibrant colors of mixed frozen fruit and a crumbly oat topping. Pin it
Sweet, bubbly Fruit Crisp, showcasing the vibrant colors of mixed frozen fruit and a crumbly oat topping. | smartyskitchen.com

This recipe is a favorite at family gatherings. Everyone loves when I bring it out of the oven, bubbling and warm, especially when topped with ice cream.

Required Tools

Large mixing bowl, measuring cups and spoons, baking dish (9x13-inch or similar), mixing spoon or spatula, oven

Allergen Information

Contains wheat (flour) and milk (butter). Use certified gluten-free oats and gluten-free flour blend for gluten-free option. Substitute plant-based butter for dairy-free version. Always check ingredient labels if allergies are a concern.

Nutritional Information

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

Homemade Fruit Crisp with tender, frozen fruit inside, ready to be served warm with cool vanilla ice cream. Pin it
Homemade Fruit Crisp with tender, frozen fruit inside, ready to be served warm with cool vanilla ice cream. | smartyskitchen.com

This fruit crisp is best enjoyed warm with a scoop of vanilla ice cream. It's a great way to turn everyday ingredients into a delightful dessert!

Recipe Questions & Answers

Can I use fresh fruit instead of frozen?

Yes, fresh fruit can be substituted; adjust baking time as fresh fruit may release more moisture.

How can I make the topping crunchier?

Add chopped nuts like walnuts or pecans to the oat mixture for extra texture and flavor.

What are good dairy-free alternatives to butter in the topping?

Melted coconut oil or vegan butter blends work well while maintaining texture and taste.

Is it possible to make this gluten-free?

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

How should leftovers be stored and served?

Store leftovers refrigerated; enjoy cold or gently reheated for best flavor and texture.

Fruit Crisp Frozen Oats

A warm dish of frozen fruit topped with a crunchy oat blend, ideal for cozy gatherings.

Prep Time
10 min
Time to Cook
35 min
Overall Time
45 min
Created by Emily Scott


Skill Level Easy

Culinary Roots American

Makes 6 Portions

Diet Details Vegetarian-Friendly

What You'll Need

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

Directions

Step 01

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

Step 02

Combine fruit filling: In a large bowl, toss frozen fruit with sugar, flour or cornstarch, lemon juice, and optional cinnamon until fully coated. Transfer mixture evenly into a 9x13-inch baking dish.

Step 03

Prepare topping mixture: In a separate bowl, blend oats, flour, brown sugar, cinnamon, and salt. Add melted butter and mix until clumps form uniformly.

Step 04

Assemble crisp: Distribute the oat topping evenly over the fruit filling in the baking dish.

Step 05

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

Step 06

Cool and serve: Allow the crisp to cool slightly before serving. Enjoy warm alone or paired with vanilla ice cream or yogurt as desired.

Tools You'll Need

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

Allergy Info

Review each item for allergens and reach out to a healthcare provider if unsure.
  • Contains wheat and milk; for gluten-free, use certified gluten-free oats and flour; for dairy-free, use plant-based butter substitutes.

Nutrition Info (per portion)

Info for reference only. Always check with your doctor for health guidance.
  • Energy (Calories): 290
  • Fats: 10 g
  • Carbohydrates: 48 g
  • Proteins: 3 g