Blueberry Sour Cream Cake
["2 c. flour", "1 1/2 c. sugar", "2 tsp. baking powder", "1/2 tsp. baking soda", "1/4 tsp. salt", "1 1/3 c. sour cream", "2/3 c. softened margarine", "1 tsp. vanilla", "3 eggs", "1/2 c. sugar", "1 tsp. cinnamon", "4 c. fresh blueberries"]
["In a large mixing bowl, combine all of the ingredients except the sugar, cinnamon and blueberries. Blend on low speed for 1 minute, then beat 3 minutes on medium speed.", "Pour half of the batter into a well-greased 13 x 9-inch pan.", "Combine the sugar and cinnamon. Sprinkle half of this mixture over the batter, followed by half of the blueberries. Repeat this procedure, beginning with the rest of the batter once. Bake at 350\u00b0 for about 40 minutes or until cake tests done.", "Serves 12."]
["flour", "sugar", "baking powder", "baking soda", "salt", "sour cream", "margarine", "vanilla", "eggs", "sugar", "cinnamon", "fresh blueberries"]