(Batter)
1 stick butter (softened)
3/4 c sugar
1 egg
1/2 c milk
1 tsp vanilla
2 c flour
2 tsp baking powder
1/2 tsp salt
1 pint blueberries
(Topping)
1 c sugar
1 tsp cinnamon
1/4 stick of butter
Cream butter and sugar until soft. Beat in egg. Stir in milk and vanilla until blended. Stir in flour, baking powder and salt Fold in blueberries. Spoon into a greased 9 x 9 cake pan. Lightly mix topping ingredients with a fork until crumbly. Sprinkle on top of cake batter. Bake at 350 degrees for 50 minutes