1/4 c. butter
1 c. sugar
1/2 c. flour
1/2 c. half and half cream
1 c. chocolate chips
1/2 c. chopped nuts
1 tsp. vanilla
1/4 tsp. salt
1 c. mini marshmallows, optional

Combine butter, sugar, flour and cream in pan. Bring to boil. Boil 5 minutes. Stir occasionally. Remove from heat and add remaining ingredients. Put in buttered 8 or 9 inch square pan. Chill until firm. Cut into squares.