Preheat oven to 350°. Grease 13 x 9-inch baking pan; set aside.
In large bowl, with electric mixer, beat Skippy® Super Chunk® Peanut Butter, Spread, brown sugar, granulated sugar and vanilla until thick and creamy, about 5 minutes. Beat in eggs, then flour blended with salt. Stir in 1 cup chocolate chips. Evenly spread into prepared pan.
Bake 25 minutes or until lightly browned. Remove from oven to wire rack and immediately sprinkle with remaining 1 cup chocolate chips. Let stand 5 minutes. Evenly spread melted chocolate, then sprinkle with toffee bar bits; cool completely. To serve, cut into bars.