1 box chocolate cake pudding type (use butter instead of oil)
14 oz. bag coconut
24 lg. marshmallows
3/4 c. sugar
1 c. milk
12 oz. bag chocolate chips (reg. not semi-sweet)
1 stick butter

Bake cake at 350 degrees as directed on package. Cook rest of ingredients except chocolate chips and butter in pan just long enough to melt marshmallows, stirring constantly. Pour over cake. Melt chips and butter together; pour on top of cake.