Blueberry Coffee Cake

2 C flour
1 1/2 C sugar
2 t baking powder
1 t salt
1/2 c butter softened
2 eggs
1 c milk

topping
1 (or 2) blueberries (fresh or frozen)
1/3 C sugar
1 t cinnamon

preheat oven to 350
grease 9x13 baking pan

mix all cake ingredients, pour in pan
top with blueberries, sprinkle with cinnamon and sugar

bake 35-45 minutes