- 3 cups blueberries
- 1 tablespoon lemon juice
- 1 cup all-purpose flour
- 1 cup white sugar
- 1 egg, beaten
- 6 tablespoons melted butter
- Preheat oven to 375 degrees F (190 degrees C).
- Place blueberries in a 6×10-inch baking dish. Sprinkle lemon juice over blueberries.
- Whisk flour, sugar, and egg together in a bowl until mixture resembles coarse crumbs; spread over blueberries. Drizzle butter over flour mixture.
- Bake in the preheated oven until cobbler is bubbling, about 30 minutes.