1/4 c. butter
3/4 c. sugar
1 egg
2 c. flour
2 tsp. baking powder
1/4 tsp. salt
1/2 c. milk
2 c. blueberries

CRUMB TOPPING:

1/4 c. butter
1/2 c. sugar
1/3 c. flour
1/2 tsp. cinnamon

Cream butter, sugar, egg and add salt, baking powder, salt, milk and flour. Gently fold in blueberries. Add crumb topping. Bake at 350 degrees for 30 minutes in 9"x9"x2" pan.