1 pkg. Betty Crocker SuperMoist yellow cake mix
1/2 c. butter, softened
1/4 c. packed brown sugar
1 tsp. ground cinnamon
2 lg. cooking apples or firm pears, pared and thinly sliced
1 c. sour cream or low-fat sour cream
1 egg or 1/4 c. frozen (thawed) cholesterol-free egg product

Heat oven to 350 degrees. Mix cake mix (dry), butter, brown sugar, and cinnamon until crumbly. Reserve 2/3 cup crumbly mixture. Press remaining crumbly mixture in bottom of ungreased rectangular pan, 13 x 9 x 2 inches.

Arrange apple slices on mixture in pan. Beat sour cream and egg until blended; spread over apples. Sprinkle with reserved crumbly mixture. Bake 25 to 30 minutes or until topping is light golden brown; cool. 16 servings.