1 can (14 oz.) sweetened condensed milk
2 c. (12 oz.) semi sweet chocolate chips
1 oz. unsweetened chocolate
1 tsp. vanilla
3/4 to 1 1/2 c. chopped nuts

In a 1 quart microwave safe casserole stir together condensed milk, chocolate chips and chocolate. Microwave, uncovered, (100%), for 1 minute; then stir. Microwave on high (100%) for 2 more minutes until chocolate is melted and mixture can be stirred smoothly. Stir in vanilla and nuts. Pour into buttered pan, 6 1/2 x 11 inch pan, and spread mixture evenly. Refrigerate until firm.