3/4 c. butter
1 (5 fl. oz.) can evaporated milk
1 (7 oz.) jar Kraft marshmallow creme
1 tsp. vanilla
3 c. sugar
1 (12 oz.) pkg. semi-sweet chocolate pieces
1 c. chopped nuts, optional

Microwave butter in 4 quart bowl on high for 1 minute or until melted. Add sugar and milk; mix well. Microwave on high for 5 minutes until mixture begins to boil; stir after 3 minutes. Mix well, scraping the sides of the bowl. Microwave for 5 1/2 minutes, stirring after 3 minutes. Stir in chocolate pieces until melted. Add remaining ingredients; mix well. Pour into greased 13 x 9 inch pan (or 8 x 8 inch). Cool at room temperature. Cut into squares. Makes 3 pounds.