2 cups (12 oz) semi-sweet chocolate chips
1 (11 1/2 oz) package milk chocolate chips
1 (14 oz) can sweetened condensed milk
2 Tbsp. heavy cream
2 teaspoon vanilla extract
1 cup chopped walnuts (optional)
1. In saucepan, over low heat, melt semi-sweet chocolate chips with 2/3 cup sweetened condensed milk, 1 Tbsp. cream and 1 tsp vanilla.
2. Remove from heat; stir in 1/2 cup walnuts. Spread evenly into foil-lined 9-inch square pan.
3. In another saucepan, over low heat, melt milk chocolate chips with remaining sweetened condensed milk, 1 Tbsp. cream and 1 tsp vanilla. Remove from heat; stir in remaining walnuts.
4. Spread over fudge in pan. Chill 2 hours or until firm. Turn fudge onto cutting board; peel off foil and cut into squares. Store loosely covered at room temperature. Makes about 2 1/2 pounds.