1/2 c. butter
1 c. sugar
2 sq. (1 oz. each) unsweetened chocolate
2 eggs
1 tsp. vanilla
3/4 c. flour
1/2 c. nuts

Melt butter and chocolate in a saucepan. Remove from heat and stir in the sugar. Add eggs one at a time, mixing well after each. Stir in vanilla. Add flour and mix well. Add nuts. Pour into greased cake pan (8 x 8 inch square or 9 inch round). Bake at 350 degrees for 30 minutes. Do not overbake.