1 can (14 oz.) sweetened condensed milk
1 pkg. (12 oz.) semi sweet chocolate pieces
1/8 tsp. salt
1 tsp. vanilla
1/2 c. chopped nuts (optional)

Butter a 9 inch square pan; set aside. if using microwave combine condensed milk, chocolate pieces and salt in a medium size microwave safe bowl. Place in microwave, and cook on 50 percent power (or medium to medium low) for 2 to 2 1/2 minutes, or until chocolate is softened. Remove from heat. Stir until smooth stir in vanilla and nuts. Pour into prepared pan. Refrigerate for 2 hours or until firm. Cut into 1 inch squares.