Maple Walnut Fudge

2 tblsp. Butter
2/3 cup Undiluted Evaporated Milk
1 1/2 cups Granulated sugar
1/4 tsp. Salt
2 cups (4 oz) mini marshmallows
2 cups (12-oz package) NESTLE TOLL HOUSE Premier White Morsels
1/2 cup Chopped walnuts
1 1/2 tsp. Maple flavoring
About 50 walnut halves or pieces

COMBINE butter, evaporated milk, sugar and salt in medium, heavy saucepan. Bring to a boil over medium heat, stirring constantly. Boil for 4 1/2 to 5 minutes, stirring constantly. Remove from heat. STIR in marshmallows, morsels, nuts and maple flavoring. Stir vigorously for 1 minute or until marshmallows are melted. Pour into foil-lined 13x9-inch baking pan. Place walnut halves in rows, spacing about l/2-inch apart on top of fudge. Press into fudge. Chill until firm. cut into squares with 1 walnut half per square.