What you will need:
2 cups flour
1 1/2 cups sugar
2/3 cup butter
2 teaspoons baking powder
1 teaspoon salt
1 cup milk
2 eggs, separated
1 teaspoon vanilla
2 cups blueberries
How to Make It:
Mix together flour, sugar, & butter.
Reserve 3/4 cup of this mixture for topping.
To remainder, add salt, baking powder, vanilla, milk, & egg yolks.
Beat egg whites until firm; fold into batter and pour into 9″ X 13″ baking pan.
Sprinkle blueberries over top, and then remainder of reserved flour/sugar/butter mixture.
Bake in 350 degree oven for 40-50 minutes.