This simple, rustic crumble features warm, juicy blueberries mashed just enough to release their juices, topped with a golden, buttery oat and pecan topping. Serve it with yogurt for breakfast or a scoop of vanilla ice cream for dessert.
Ingredients
For the blueberry mash:
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4 cups fresh or frozen blueberries
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2 tablespoons granulated sugar (adjust based on sweetness)
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1 tablespoon lemon juice
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1 tablespoon cornstarch
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1/2 teaspoon vanilla extract
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Pinch of salt
For the pecan oat topping:
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1 cup old-fashioned rolled oats
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1/2 cup all-purpose flour
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1/3 cup brown sugar
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1/2 teaspoon cinnamon
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1/4 teaspoon salt
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1/2 cup chopped pecans
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1/2 cup (1 stick) unsalted butter, melted
Instructions
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Preheat oven to 350°F (175°C). Lightly grease an 8x8-inch baking dish.
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Make the blueberry mash:
In a large bowl, mash about half the blueberries with a fork or potato masher until juicy. Stir in remaining whole berries, sugar, lemon juice, cornstarch, vanilla, and a pinch of salt. Pour into the prepared baking dish. -
Prepare the topping:
In a separate bowl, mix oats, flour, brown sugar, cinnamon, salt, and chopped pecans. Stir in melted butter until the mixture is crumbly and well combined. -
Assemble:
Sprinkle the oat and pecan topping evenly over the blueberry mixture. -
Bake:
Bake for 35–40 minutes, or until the topping is golden brown and the berry filling is bubbling around the edges. -
Cool & Serve:
Let cool for 10–15 minutes before serving. Serve warm with ice cream, whipped cream, or yogurt.