1. Heat oven to 350°F. Grease 13x9x2-inch baking pan. Remove wrappers from chocolates. Cutting from corner to corner, cut each chocolate into 4 triangles; set aside.
2. Melt butter in medium saucepan over low heat. Add sugar and cocoa; stir to blend. Remove from heat. Stir in eggs and vanilla. Stir together flour, salt and baking soda; stir into chocolate mixture. Spread in prepared pan.
3. Bake 25 to 30 minutes or until brownie starts to pull from edges of pan and is set. Cool 25 minutes; sprinkle chopped candies over surface. Cool completely in pan on wire rack. Cut into squares or triangles. Makes 24 to 36 brownies.