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Fruit Crisp Frozen Fruit Oats

Featured in: Sweet Cozy Treats

This comforting dish blends mixed frozen fruit with sugar, lemon juice, and a touch of cinnamon, topped with a golden oat mixture. The crispy topping combines oats, flour, brown sugar, cinnamon, and melted butter to create a satisfying contrast. Baked until bubbly and golden, it’s an easy, budget-friendly way to enjoy pantry staples turned into a delicious treat. Serve warm with ice cream or yogurt for added richness.

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Updated on Wed, 19 Nov 2025 11:59:00 GMT
Golden-brown Fruit Crisp with frozen fruit, bubbling and fragrant from the oven, ready to enjoy. Save
Golden-brown Fruit Crisp with frozen fruit, bubbling and fragrant from the oven, ready to enjoy. | forkta.com

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

I first made this fruit crisp on a chilly weekend when I craved something easy but homemade. Mixing together the frozen fruit with a simple oat topping brought back memories of baking with my family during winter nights.

Ingredients

  • Frozen mixed 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, packed: 1/2 cup
  • Ground cinnamon: 1/2 tsp
  • Salt: 1/4 tsp
  • Unsalted butter, melted: 1/2 cup

Instructions

Prepare 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 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 until topping is golden brown and fruit is bubbling.
Cool and serve:
Let cool slightly before serving. Enjoy warm, optionally with vanilla ice cream or yogurt.
A warm bowl of homemade Fruit Crisp, the sweet and tart frozen fruit beneath a crunchy oat topping. Save
A warm bowl of homemade Fruit Crisp, the sweet and tart frozen fruit beneath a crunchy oat topping. | forkta.com

Making this fruit crisp is a family tradition every fall, and my kids love helping with the oat topping before sneaking bites of the warm dessert straight from the pan.

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). For gluten-free, use certified gluten-free oats and a gluten-free flour blend. For dairy-free, use a plant-based butter substitute. Always check ingredient labels if you have allergies.

Nutritional Information

Per serving: Calories 290, Total Fat 10 g, Carbohydrates 48 g, Protein 3 g.

Close-up shot shows the delicious texture of the baked Fruit Crisp with frozen mixed berries and oats. Save
Close-up shot shows the delicious texture of the baked Fruit Crisp with frozen mixed berries and oats. | forkta.com

Enjoy this easy fruit crisp warm from the oven, optionally topped with vanilla ice cream for a sweet finish. It's sure to become a household favorite.

Recipe FAQs

→ Can I use fresh fruit instead of frozen?

Yes, fresh fruit works well but may require adjusted cooking time to release juices and soften properly.

→ How can I make the topping crunchier?

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

→ Is it possible to make this dairy-free?

Absolutely, substitute the butter with melted coconut oil or a plant-based butter alternative without changing the flavor significantly.

→ What flour types can I use for thickening the fruit filling?

All-purpose flour or cornstarch both work well to thicken the fruit juices and keep the filling firm.

→ Can this dish be reheated or served cold?

Yes, leftovers can be enjoyed cold or gently reheated for a cozy treat any time.

Fruit Crisp Frozen Fruit Oats

A warm dessert combining mixed frozen fruit with a crunchy oat topping, perfect for quick homemade treats.

Prep Time
10 min
Cook Time
35 min
Total Time
45 min
Created by Mia Parker


Skill Level Easy

Cuisine American

Makes 6 Portions

Diet Preferences Meat-Free

What You'll Need

Fruit Filling

01 6 cups mixed frozen fruit (berries, peaches, or apples)
02 ⅓ cup granulated sugar
03 2 tbsp all-purpose flour or cornstarch
04 1 tbsp lemon juice
05 ½ tsp ground cinnamon (optional)

Crisp Topping

01 1 cup old-fashioned rolled oats
02 ½ cup all-purpose flour
03 ½ cup packed brown sugar
04 ½ tsp ground cinnamon
05 ¼ tsp salt
06 ½ cup unsalted butter, melted

How to Make It

Step 01

Preheat Oven: Set oven temperature to 350°F.

Step 02

Prepare Fruit Filling: In a large bowl, combine frozen fruit, sugar, flour or cornstarch, lemon juice, and optional cinnamon. Toss until evenly coated and spread mixture into a 9x13-inch baking dish.

Step 03

Make Crisp Topping: Mix oats, flour, brown sugar, cinnamon, and salt in a separate bowl. Add melted butter and stir until clumps form.

Step 04

Assemble: Evenly distribute the oat topping 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 filling is bubbling.

Step 06

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

Equipment Needed

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

Allergy Details

Check every item for allergens, and check with your doctor if you’re unsure.
  • Contains wheat and milk; for gluten-free options use certified gluten-free oats and flour, and replace butter with a plant-based alternative.

Nutrition Per Serving

For informational purposes; please consult your healthcare professional.
  • Calories: 290
  • Total Fat: 10 g
  • Carbohydrates: 48 g
  • Protein: 3 g