4 (1 oz.) sq. unsweetened chocolate
1 c. butter
2 c. sugar
4 eggs
1 1/2 c. flour
2 tsp. vanilla
1 c. nuts or 1 c. raisins or 1 c. chocolate chips

Preheat oven to 375 degrees. Grease a 9x13 pan. Melt chocolate squares and butter in a heavy pot. Cool slightly. Add sugar and eggs, mixing well. Beat in flour and vanilla by hand. Stir in nuts, raisins or chocolate chips. Pour into pan. Bake 20-25 minutes; cut while warm. Makes 24 bars.