2/3 cup evaporated milk

1 jar (7 ounce size) marshmallow cream

1/4 cup butter

1 1/2 cups granulated sugar
 
1/4 teaspoon salt

1 (6-ounce) package semisweet chocolate morsels
 
1 teaspoon vanilla

1 cup chopped walnuts

Walnut halves (optional)

Mix evaporated milk, marshmallow cream, butter, sugar and salt. Stirring constantly, heat to boiling; boil 5 minutes. Remove from heat. Add chocolate morsels and stir until melted. Stir in vanilla and chopped walnuts.

Spread in buttered 8-inch square pan. Chill until firm. Cut into squares. Top each square with walnut half (optional).