Crumb Cake
["1 pkg. Duncan Hines butter cake mix", "4 eggs", "2/3 c. milk", "2/3 c. oil"]
["Mix ingredients and pour into a greased pan (11 x 17 x 1-inch).", "Bake 20 minutes at 350\u00b0.", "Meanwhile prepare the Crumb Mixture (following)."]
["cake mix", "eggs", "milk", "oil"]