1 can 914 oz.) sweetened condensed milk
2 c. (12 oz.) semisweet or milk chocolate chips
1 oz. unsweetened chocolate
1 tsp. vanilla
1 1/2 c. chopped nuts

Butter 8 x 8 x 2 pan. Add milk and chips to microwave proof 2 quart bowl. Add chocolate. Microwave 1 minute. Stir. microwave until chocolate melted and mixture can be stirred smooth; about 2 minutes. Stir in vanilla and nuts. Spread mixture evenly in pan. Refrigerate until firm. Cut into 1 inch squares.