Rhubarb Strawberry Coffee Cake
["3 c. flour", "1 c. sugar", "1 tsp. salt", "1 tsp. baking soda", "1 tsp. baking powder", "1 c. butter", "1 c. buttermilk", "2 slightly beaten eggs", "1 tsp. vanilla", "1 recipe Rhubarb Filling", "3/4 c. sugar", "1/4 c. butter"]
["In bowl, mix together the dry ingredients; cut in butter.", "Mix buttermilk, eggs and vanilla add to dry mix.", "Stir to moisten. Spread half the batter in greased 13 x 9 x 2-inch pan.", "Spread cooled filling over batter in pan.", "Spoon remaining batter in small mounds on top of filling.", "Combine remaining sugar and flour; cut in butter.", "Sprinkle over batter.", "Bake at 350\u00b0 for 40 to 45 minutes."]
["flour", "sugar", "salt", "baking soda", "baking powder", "butter", "buttermilk", "eggs", "vanilla", "recipe Rhubarb Filling", "sugar", "butter"]