Incredible Blueberry Tea Cake - cooking recipe

Ingredients

1/2 cup soft butter
1 egg
1/2 cup milk
1/2 teaspoon vanilla
3/4 cup sugar
2 cups flour
1/2 teaspoon salt
2 teaspoons baking powder
2 cups blueberries
Topping
1/2 cup sugar
1/2 cup flour
1/2 cup butter
1/2 teaspoon cinnamon

Preparation

Preheat oven to 375\u00b0F.
Cream together first five ingredients (will be soupy looking).
In separate bowl mix with whisk next 3 ingredients then add to wet batter (this will be rather thick).
Fold in blueberries carefully.
Spread into greased 9x13-inch pan.
Mix topping ingredients in a bowl and crumble with pastry blender or 2 knives until mealy.
Top batter with topping and bake for 35-40 minutes.