Save 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 always make this apple crisp when I want something sweet but don't have fresh apples on hand. The frozen apple slices save so much time, and the oat topping gets perfectly golden every time.
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 (for topping): 75 g (1/2 cup)
- Salt: 1/2 tsp
- Ground cinnamon (for topping): 1/2 tsp
- Unsalted butter: 115 g (1/2 cup), melted
Instructions
- Prepare the oven:
- Preheat your oven to 180°C (350°F). Grease a 23 cm (9-inch) square or round baking dish.
- Mix the fruit base:
- In a large bowl, combine thawed apples, granulated sugar, cinnamon, flour, and lemon juice. Toss until apples are evenly coated.
- Assemble the base:
- Spread the apple mixture evenly in the prepared baking dish.
- Make the oat crumble:
- In a separate bowl, mix oats, brown sugar, flour, salt, and cinnamon. Pour in the melted butter and stir until the mixture forms coarse crumbs.
- Add the topping:
- Sprinkle the oat crumble evenly over the apples.
- Bake:
- Bake for 35-40 minutes, or until the topping is golden brown and the apples are bubbling.
- Serve:
- Allow to cool for at least 10 minutes before serving. Serve warm, optionally with vanilla ice cream or whipped cream.
Save 
Save My kids love helping add the crumble topping and sneak little bites before it goes in the oven. This dessert always disappears quickly at family gatherings!
Required Tools
You'll need mixing bowls, measuring cups and spoons, a 23 cm (9-inch) baking dish, a spoon or spatula, and of course, an oven to bake the crisp.
Allergen Information
This recipe contains wheat (flour), milk (butter), and oats. If you add nuts, check for allergies, and always read ingredient labels for possible allergens.
Nutritional Information
Each serving has approximately: 290 calories, 10 g total fat, 49 g carbohydrates, and 3 g protein.
Save 
Save Enjoy this apple crisp warm for the best flavor. It's the perfect comforting dessert, especially with a scoop of vanilla ice cream!
Recipe FAQ Section
- → What type of apples works best for this dish?
Frozen sliced apples that are thawed and drained work well, offering convenience without sacrificing flavor.
- → Can nuts be added to the topping?
Yes, chopped pecans or walnuts can be mixed into the oat crumble for extra texture and flavor.
- → Is it possible to make it gluten-free?
Use certified gluten-free oats and a gluten-free flour substitute to keep it free from gluten.
- → How do you know when it’s done baking?
The topping should be golden brown and the apples bubbling around the edges, indicating it's fully cooked.
- → Can this be prepared ahead of time?
The apple mixture can be combined in advance and refrigerated before topping and baking for convenience.