- 2 cups all-purpose flour
 - 1 cup sugar
 - 1/2 cup packed brown sugar
 - 1 teaspoon baking powder
 - 1 teaspoon baking soda
 - 1 teaspoon ground cinnamon
 - 1/2 teaspoon salt
 - 1 cup buttermilk
 - 2/3 cup butter or margarine, melted
 - 2 eggs, beaten
 - 1 cup fresh or frozen raspberries or blueberries
 - TOPPING:
 - 1/2 cup packed brown sugar
 - 1/2 cup chopped nuts
 - 1 teaspoon ground cinnamon
 
- In a large bowl, combine flours, sugars, baking powder, baking soda, cinnamon and salt. In a separate bowl, combine buttermilk, butter and eggs; add to dry ingredients and mix until well blended. Fold in berries. Pour into a greased 13-in. x 9-in. x 2-in. baking pan. Combine topping ingredients; sprinkle over batter. Cover and refrigerate several hours or overnight. Uncover and bake at 350 degrees F for 45-50 minutes or until cake tests done.