Blueberry Coffeecake

Ingredients:
- 1 teaspoon oil
- Flour
- 1 stick of butter
- 1 cup of sugar
- 2 eggs
- 1/2 cup milk
- 2 1/2 cups of blueberries
- 2 cups flour
- 2 teaspoon baking powder
- 1/2 teaspoon salt
- 1 teaspoon vanilla

Directions:
- Preheat oven to 375 degrees.
- Grease and flour 9x13-inch baking dish.
- Set aside.
- In bowl cream together butter and sugar.
- Beat in eggs.
- Add milk.
- In small bowl mash 1/2 cup blueberries then add to egg mixture.
- Add flour, baking powder, salt and vanilla.
- Mix well.
- Carefully stir in remaining blueberries.
- Pour into baking dish.
- Sprinkle with sugar.
- Bake for 30 minutes or until firm.