Instructions: Combine butter, evaporated milk, sugar and salt in medium, heavy saucepan.

Bring to a boil over medium heat, stirring constantly. Boil for 4-5 minutes, stirring constantly. Remove from heat. Stir in marshmallows, chocolate chips, nuts and vanilla. Stir vigorously for 1 minute or until marshmallows are melted. Pour into foil-lined 8-inch square baking pan.

Sprinkle with additional nuts if desired. Chill until firm.

Variations:
Milk Chocolate Fudge: Substitute 2 cups milk chocolate chips for the semi-sweet chocolate chips.

Butterscotch Fudge: Substitute 2 cups butterscotch chips for the semi-sweet chocolate chips.

Mint-Chocolate Fudge: Substitute 1 1/2 cups mint-chocolate chips for the semi-sweet chocolate chips.

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