1 box yellow cake mix
1 stick butter
1 c. sour cream
1 egg
1/2 c. sugar
2 tsp. cinnamon
Sliced apples or peaches (fresh)

Cut butter into cake mix. Press into bottom of 13 x 9 inch pan. Bake 10 minutes at 350 degrees. Arrange fruit on top. Sprinkle with cinnamon and sugar mixture. Mix sour cream and egg; drizzle on top. Bake at 350 degrees for 35-40 minutes.