Prep Time::20 mins
Cook Time::30 mins
Total Time::50 mins
Servings::8
Yield::1 (8-inch) square baking dish
Ingredients
cooking spray
Filling:
4 cups fresh blueberries
½ cup white sugar
1 tablespoon all-purpose flour
Topping:
¾ cup brown sugar
¾ cup all-purpose flour
½ cup rolled oats
½ teaspoon salt
½ teaspoon ground cinnamon, or to taste (Optional)
¼ teaspoon baking soda
⅓ cup cold butter, cut into small cubes
Directions
Preheat the oven to 350 degrees F (175 degrees C). Grease an 8-inch square baking dish with cooking spray.
Make filling: Combine blueberries, sugar, and flour in a large bowl. Toss gently until evenly coated. Pour into the prepared baking dish.
Make topping: Combine brown sugar, flour, oats, salt, cinnamon, and baking soda in a separate bowl. Cut in cold butter with 2 knives or a pastry blender until mixture resembles coarse crumbs. Sprinkle evenly over blueberry mixture.
Bake in the preheated oven until golden brown and bubbly, about 30 minutes.