1 c. Post Grape Nuts flakes
1/4 c. firmly packed brown sugar
2 tsp. cinnamon
1 3/4 c. all purpose flour
3/4 c. firmly packed brown or granulated sugar
1 tsp. baking soda
1/2 tsp. Calumet baking powder
1/2 tsp. salt
1 (8 oz.) container plain yogurt
1/2 c. butter, softened (1 stick)
2 eggs
1/2 tsp. vanilla
1 c. Post Grape Nuts flakes

Mix 1 cup cereal with 1/4 cup brown sugar and the cinnamon; set aside. Mix flour, 3/4 cup sugar, baking soda, baking powder and salt in large mixer bowl. Add yogurt, butter, eggs, and vanilla. Blend at low speed of electric mixer, then beat 1 minute at medium speed. Stir in 1 cup cereal.

Pour 1/2 of the batter into a greased 9 inch square pan, sprinkle with 1/2 of the cereal mixture. Repeat layers. Bake at 350 degrees for 40-45 minutes or until cake tester inserted in center comes out clean. Cool in pan; cut into squares. Makes 9 servings.

To reheat in microwave, place 1 serving on microwaveable plate and heat at high 15 seconds.