1 c. evaporated milk
1 tsp. vanilla
4 c. graham cracker crumbs
1 (8 oz.) pkg. semi-sweet chocolate chips
1 c. chopped walnuts
1/2 c. confectioners' sugar

Stir 3/4 cup of milk and chocolate pieces over low heat until chocolate melts. Add vanilla. Set aside 1/2 cup of chocolate mixture. Stir remaining milk into remaining chocolate. Mix thoroughly with walnuts, crumbs, and sugar. Spread evenly in a buttered 9 inch square pan. Top with reserved chocolate mixture. Chill. Makes 3 dozen 1 1/2 inch squares.