1/2 c. margarine
1 1/2 (1 oz.) sq. unsweetened chocolate
1 c. firmly packed brown sugar
1/2 c. sugar
2 eggs, slightly beaten
1 tsp. all-purpose flour
1 Tbsp. milk
1 tsp. vanilla extract
1 unbaked 9-inch pastry shell
Melt butter and chocolate in a small saucepan over low
heat. Combine sugars, eggs, flour, milk and vanilla, beating
well.
Gradually add chocolate mixture, beating constantly.
Pour into pastry shell.
Bake at 325 degrees for 40 to 45 minutes.