1 yellow cake mix
Lg. can pineapple
1/2 c. brown sugar
1/2 stick butter or less

Do not grease pan! Line pan with pineapple rings. Take about half can (or so) of juice, mix with brown sugar and melted butter and pour over pineapple! Mix cake up according to directions on box, pour over pineapple mixture. Bake according to box directions.