1/2 c. butter
1 1/2 c. graham cracker crumbs
1 (14 oz.) sweetened condensed milk
1 (6 oz.) chocolate chips
1 c. Rice Krispies
1 c. chopped nuts

Preheat oven to 350 degrees. In 13 x 9 inch pan melt butter in oven. Sprinkle crumbs over butter. Dribble milk evenly with remaining ingredients. Press down firmly. Bake 25 minutes or until slightly browned. Cool. Cut into bars. Store at room temperature.