Graham Bars
["3 c. crushed graham crackers", "1 c. evaporated milk", "3/4 c. sugar", "1 beaten egg", "1/2 c. semi-sweet chocolate chips or raisins", "1/4 c. softened margarine", "1/2 c. nuts (optional)", "1 tsp. vanilla"]
["Spread in a well-greased 9 x 9-inch baking pan.", "Bake at 350\u00b0 for 30 minutes.", "Cool before cutting."]
["graham crackers", "milk", "sugar", "egg", "semi-sweet chocolate chips", "margarine", "nuts", "vanilla"]