Chocolate Marshmallow Slices
["2 c. semi-sweet chocolate chips (12 oz. pkg.)", "1/2 c. butter or margarine", "6 c. miniature marshmallows (10 1/2 oz. pkg.)", "1 c. finely chopped nuts", "additional chopped nuts"]
["In medium saucepan, over low heat, melt chocolate chips and butter, stirring constantly, until blended.", "Remove from heat; cool 5 minutes.", "Stir in marshmallows and 1 cup nuts; do not melt marshmallows."]
["semi-sweet chocolate chips", "butter", "marshmallows", "nuts", "nuts"]