1/2 c  Butter
2    1 oz squares unsweetened
Chocolate, melted & cooled
1 c  Granulated sugar
2    Eggs
1 ts Vanilla
3/4 c  All-purpose flour, sifted
1/2 c  Chopped walnuts, optional

In a medium saucepan, melt the butter and chocolate. Remove from the
heat; stir in sugar. Blend-in eggs, one at a time. Add vanilla.
Stir in flour and nuts; mix well. Spread in greased 8inch x 8inch x
2inch deep baking pan. Bake at 350F for 30 minutes (be careful not
to over-bake) Cool 20 minutes before cutting into squares for serving.