Cupcake Brownies

1 cup butter
4 ounces semisweet chocolate
4 eggs
1 3/4 cups sugar
1 teaspoon vanilla
1 cup flour
1 1/2 cups chopped pecans

In a small saucepan over low heat, melt butter and chocolate; cool for 10 minutes. In a mixing bowl, beat eggs and sugar. Add vanilla and chocolate mixture; stir in flour and nuts. Fill greased or paper-lined muffin cups two-thirds full. Bake at 350�F for 18-20 minutes or until brownies test done with a wooden pick. Cool.