1 and 2/3 cups sugar
2/3 cup evaporated milk
1 tablespoon unsalted butter
1/2 teaspoon salt
1 (6 ounce) package of milk chocolate chips
16 large marshmallows
1 teaspoon pure vanilla extract
1 cup chopped walnuts
Combine sugar, milk, butter and salt in a medium sized saucepan.
Bring to a boil, cook 5 minutes, stirring constantly.
Add in chocolate chips; cook until melted.
Remove from heat;
Stir in marshmallows, vanilla and nuts.
Pour into a 8-inch pan.
Cool cut into squares.