2 pkg (16 squares) Baker's SemiSweet Baking Chocolate, divided
1/4 cup firmly brown sugar
1/4 cup butter or margarine
2 eggs
1 tsp vanilla
1/2 cup flour
1/4 tsp baking powder
2 cups chopped nuts (optional)

Heat oven to 350 degrees. coarsely chop 8 squares (1 pkg) of the chocolate; set aside.
MICROWAVE remaining 8 squares chocolate in large micro-wavable bowl on high 1 -2 minutes.
Stir until chocolate is melted and smooth. Stir in sugar, butter, eggs and vanilla. Stir in flour and baking powder. Stir in reserved chopped chocolate and nuts. Drop by 1/4 cupfuls onto ungreased cookie sheet.
Bake 12 to 13 minutes or until cookies are puffed and feel set to the touch. Cool on cookie sheet 1 minute. Transfer to wire rack to cool completely. Makes about 1 1/2 dozen.