1 (7 oz.) jar marshmallow cream
1 1/2 c. sugar
2/3 c. evaporated milk
1/4 c. butter
1/4 tsp. salt
1 (11 1/2 oz.) pkg. milk chocolate morsels
1 (6 oz.) pkg. semi-sweet chocolate morsels
1 c. chopped nuts
1 c. walnuts (optional)
1 tsp. vanilla extract

In heavy gauge saucepan, combine marshmallow cream, sugar, can milk, butter and salt. Bring to full rolling boil over moderate heat. Stir constantly. Boil 5 minutes, stirring constantly. Remove from heat. Add milk chocolate and semi-sweet morsels. Stir fast until all is melted and smooth. Stir in vanilla and walnuts. Pour into foil-lined 8-inch pan. Let cool and slice up into squares.