1 box Duncan Hines yellow cake mix
1 can cherry pie filling
1 can crushed pineapple (drained)
2 sticks butter
1/2 c. each coconut and chopped nuts (optional)

Melt 1 stick butter in 13x9 sheet cake pan. Pour cherry pie filling in bottom of pan and top with crushed pineapple. Sprinkle cake mix over pineapple and pour 1 stick of butter over top. Bake at 350 degrees about 40 minutes or until done. Top with coconut and nuts.