Cracker Ice Box Cookies
["2 sticks margarine", "1 c. sugar", "1 egg, beaten", "1/2 c. evaporated milk", "1 c. graham cracker crumbs", "1 c. nuts, chopped", "1 c. shredded coconut", "1 c. confectioners sugar", "1 tsp. milk", "1 tsp. vanilla", "additional graham crackers"]
["Melt margarine and add sugar, milk and egg. Cook until thick, stirring constantly. Remove from heat and add graham cracker crumbs, nuts and coconut. Line a 9x13 inch pan with whole graham crackers. Spread the cooked mixture over the crackers. Add another layer of graham crackers. Make frosting; mix confectioners sugar, milk and vanilla. Spread this over final layer of graham crackers. Chill in refrigerator about 3 hours before cutting. (A ready to spread frosting may be used.)"]
["margarine", "sugar", "egg", "milk", "graham cracker crumbs", "nuts", "coconut", "confectioners sugar", "milk", "vanilla", "crackers"]