Chocolate Eclair Cake
["1 large box instant vanilla pudding, prepared as directed", "1 (12 oz.) carton Cool Whip", "1 box graham crackers", "1/4 c. powdered sugar", "1/3 c. cocoa", "1/4 c. milk", "1 stick butter or margarine"]
["Mix Cool Whip with already prepared pudding; set aside.", "In medium saucepan, mix powdered sugar, cocoa and milk; cook until bubbly and set aside.", "Melt butter and pour over the graham crackers.", "Refrigerate, covered, these three mixtures overnight. Next day, layer alternately in a 13 x 9-inch pan, the graham cracker mixture on bottom, then the pudding and Cool Whip mixture, and end with a graham cracker layer.", "Pour cooked cocoa mix over the top."]
["vanilla pudding", "graham crackers", "powdered sugar", "cocoa", "milk", "butter"]