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Easy Apple Crumble

Easy Apple Crumble

Easy Apple Crumble delivers a warm, crispy topping with tender, spiced apples. This easy dessert blends buttery oats and brown sugar for comforting texture and aroma, perfect for cozy dinners or a simple weeknight treat. It’s straightforward, family friendly, and a reliable go to when you want something homestyle and shareable.
Prep Time 20 minutes
Cook Time 45 minutes
Total Time 1 hour 5 minutes
Course Desserts
Cuisine American
Servings 8 people
Calories 250 kcal

Equipment

  • 9x13-inch Baking Dish
  • Mixing Bowl
  • Spoon
  • Oven

Ingredients
  

  • 8 apples medium, or 10 small apples, peeled, cored and sliced Provide sliced apples as the fruit base, offering natural sweetness and a tender texture when baked; ensure they are peeled, cored, and uniformly sliced to cook evenly. Combine with sugars and spices to create a juicy filling that softens yet retains some bite under the crumble topping.
  • 1/4 cup white granulated sugar Add sweetness and help macerate the apples, dissolving into juices that enhance the filling’s syrupy consistency. Sprinkle evenly over fruit to balance tartness and contribute to caramelization during baking.
  • 2 tablespoons light brown sugar packed Contribute deeper, molasses-like sweetness and a hint of caramel flavor when packed into measuring spoons; help build complexity in the filling’s taste profile. Use sparingly to avoid overpowering the fruit while improving richness.
  • 1 tablespoon all-purpose flour Thicken fruit juices by absorbing excess moisture released during baking, preventing a runny filling and helping the mixture bind together. Distribute evenly among the apples so the sauce becomes pleasantly viscous without graininess.
  • 3/4 teaspoon ground cinnamon Add warm, aromatic spice to the filling with a subtle earthy sweetness that complements apples; cinnamon enhances perceived sweetness and depth. Blend into the fruit mixture to evenly infuse flavor throughout the filling.
  • 1/4 cup water Supply moisture to the apple mixture to aid in softening the fruit and creating a saucy base as it bakes; helps dissolve sugars and distribute flavors. Use as needed to achieve a tender, saucy consistency without diluting flavors.
  • 1 1/4 cup quick-cooking oats or rolled oats for a chewier crumb Provide a chewy, hearty base texture for the crumble topping, absorbing butter and sugars to create crisp clusters when baked. Choose quick-cooking oats for a tender crumb or rolled oats for more pronounced chew and rustic appearance.
  • 1 1/4 cup all-purpose flour Form the structural component of the crumble topping, combining with oats and butter to create a tender, crumbly texture; contributes gluten for light binding. Measure carefully to maintain a balanced ratio between dry and fat for proper consistency.
  • 3/4 cup light brown sugar packed Impart molasses-rich sweetness and a deeper caramel note to the crumble, enhancing flavor and aiding in browning of the topping. Pack into the measuring cup to ensure consistent sweetness and texture across batches.
  • 1/4 cup white granulated sugar Add granular sweetness to the topping, helping to balance the brown sugar’s deeper notes and promote crisp edges when baked. Sprinkle evenly into the dry mixture so it dissolves into the melted butter and oats.
  • 1 teaspoon ground cinnamon Introduce warm, aromatic spice to the topping, echoing the filling’s cinnamon note and tying flavors together for a cohesive dessert. Mix thoroughly with the dry ingredients to ensure an even distribution of spice.
  • 1/2 teaspoons salt Enhance overall flavor by balancing sweetness and bringing out other ingredients’ tastes while aiding in gluten development for the topping’s structure. Stir into the dry mix to evenly distribute salinity without creating salty pockets.
  • 1/4 teaspoon baking powder Lightly leaven the crumble so it achieves a slightly lighter, less dense texture by introducing a touch of lift during baking. Blend well with the dry ingredients to ensure even small-scale rising and a tender crumb.
  • 3/4 cup unsalted butter melted Bind fats and dry ingredients by melting into the crumble mixture, providing richness, moisture, and facilitating browning for a crisp, golden topping. Pour over the dry mix and combine until clumps form for an ideal crumbly texture.

Instructions
 

  • Preheat oven to 350°F (175°C).: As the oven warms, you should notice a faint hum and then a steady warmth in the kitchen; proper preheating ensures the topping begins to crisp right away, creating a golden surface while the filling cooks through. If you skip preheating you risk an uneven bake, where the crumb is pale and the fruit soggy. A common mistake is setting the wrong temperature, so double check your dial and give the oven at least 10 minutes to stabilize before placing the dish inside.
  • Arrange the sliced apples into a 9×13-inch baking dish. Add the sugars, flour and cinnamon over the apple slices. Pour in the water and mix everything through until apples are evenly coated.: When you layer the prepared apples , their cool, slightly crisp scent is apparent, and arranging them evenly helps them soften uniformly; scatter the sugars, all purpose flour and cinnamon on top so the spice and sweetness coat every piece. Even distribution matters because pockets of sugar can caramelize too strongly or leave other pieces bland. An easy error is overcrowding the pan, which can prevent the fruit from softening properly, so keep a single even layer without mounding the slices.
  • In a bowl, combine the oats, flour, sugars, cinnamon, salt, baking powder and melted butter. Mix well using a metal spoon or your fingertips, until the butter has soaked through the dry ingredients (about one minute of mixing or less). Sprinkle evenly over the apple filling.: As you pour in the water and work it through the fruit with a spoon, you will feel the juices begin to loosen and hear a soft rustle as slices move against each other; this thin sauce helps the apples cook into tender slices without drying. Mixing also ensures the cinnamon and sugars reach every slice for balanced flavor. Avoid overmixing to the point the fruit breaks down into mush, and watch for one common problem, watery filling, which often comes from using very watery apples or too much liquid.
  • Bake in preheated oven for 40 – 45 minutes, or until the crumb is golden and crisp and the apples are cooked to your liking.: When you stir these together, the butter should be warm and glossy, binding the dry ingredients; you will notice a pleasant, fragrant aroma of brown sugar and cinnamon as they mingle. Use a spoon or your fingertips to distribute the butter until the pieces clump slightly, creating varied textures that will brown differently in the oven. A common pitfall is using cold butter, which prevents proper coating and leads to an uneven crumble, so if your butter has solidified, warm it just enough to be fluid.
  • Sprinkle topping evenly over the apple filling: As you scatter the crumb, you will see a contrast between the glossy, saucy fruit and the pale, coarse topping; the visual cue to aim for is a fairly even layer with small gaps so steam can escape. The distribution affects browning and texture, so take a moment to smooth larger mounds. A frequent mistake is piling the topping too thick in places, which can leave undercooked pockets beneath; try to keep it balanced for even crisping.
  • Bake in preheated oven for 40 to 45 minutes: During baking you will hear a gentle bubbling as the fruit releases juices and the sugars caramelize; the topping will transition from pale to golden brown and the aroma of cinnamon and browned butter will fill the room. That bubbling indicates the filling is simmering and thickening, and the topping should be crisp when tapped lightly. If the top browns too quickly, tent with foil to prevent burning while allowing the center to finish; underbaking leaves the apples firm and the crumb soft, so test that the juices are bubbling at the edge and the topping is crisp before removing.

Notes

  • Swap oats type Use rolled oats for a chewier topping and quick oats for a finer, more tender crumb; the oats also influence how much liquid the topping absorbs, so adjust slightly if you switch types.
  • Adjust sugar balance Reduce the white granulated sugar in the filling if your apples are very sweet, or increase brown sugar in the topping for deeper caramel notes.
  • Spice it up Add a pinch of nutmeg or a dash of ground ginger alongside the cinnamon to introduce warm, layered spice without overpowering the fruit.
  • Change the pan Use a smaller, deeper dish for a taller crumble or a wider pan for thinner filling; baking time may vary, so watch for bubbling juices and a golden top as indicators.
  • Make ahead Assemble the crumble up to the point of baking, cover, and refrigerate for a day; bring it to room temperature before baking and add a few extra minutes if chilled through.
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