1/2 c. butter
1 1/2 c. graham cracker crumbs
1 (14 oz.) can Eagle Brand sweetened condensed milk
1 (12 oz.) pkg. chocolate chips
1 c. mint flavor chocolate chips

Preheat oven to 350 degrees. In 13x9 inch pan melt butter in oven. Sprinkle crumbs evenly over butter. Pour sweetened condensed milk over crumbs evenly. Top with chips, press down firmly. Bake 25 to 30 minutes. Cool. Cut into bars. Store loosely covered at room temperature.