Sour Cream Blueberry Cake

Difficulty: easy Prep Time: More than 15 Minutes Total Time: More than 1 hour
1 1/2 cups flour
1/2 cup sugar
1 1/2 tsp baking powder
1/2 cup butter
1 tsp vanilla
1 egg (beaten)
3 cups blueberries

Topping
2 cups sour cream
1 egg
1/2 cup sugar
1 tsp vanilla

In mixing bowl combine flour, sugar, baking powder and butter; mix together well, then add vanilla and beaten egg. Mix again thoroughly and press batter into bottom of a 10-inch springform pan. Top with blueberries. Mix topping ingredients together until smooth; pour over blueberries in springform pan. Bake at 350°F for 50-60 minutes. Serve warm or cold.