Ingredients

4 oz unsweetened chocolate squares

1 C butter, softened

2 C granulated sugar

4 large eggs,

1 C all purpose flour

1 tsp vanilla

1 C semisweet chocolate chips

Powdered sugar, optional

Preparation

  1. Microwave chocolate squares at medium for 1 1/2 mins, stirring every 30 seconds until melted.
  2. Beat butter and granulated sugar at medium speed until light and fluffy. Add eggs 1 at a time, beating just until blended each egg. Add melted chocolate beating just until blended.
  3. Add flour, beating at low speed just until blended. Stir in vanilla and chocolate chips. Spread batter into greased 13x9 inch baking pan.
  4. Bake at 350F for 35-40 mins or until center is set. Cool completely over wire rack. Sift powdered sugar over top. Cut into squares.