Kahlua Dream Cake Recipe

Mix and bake cake according to package directions using a 13"x9"x2" greased pan. Cool completely. Prepare pudding according to package directions. Cut cake into cubes. Drizzle with Kahlua. Place 1/2 of the cubed cake into a trifle dish. Spoon on 1/2 of the cool whip,then 1/2 of pudding, then 1/2 of toffee bits. Repeat layers. Chill at least 1 hour before serving.