Heat oven to 375°F.
Place frozen biscuits on microwavable plate. Microwave uncovered on High 15 seconds; turn over, and microwave about 10 seconds longer or until biscuits are softened. Cut each biscuit into 6 pieces; place pieces at least 1/2 inch apart on ungreased cookie sheet.
Bake 12 to 14 minutes or until golden brown. Cool 10 minutes.
Meanwhile, in 3-quart saucepan, heat chowder, chicken, cheese and roasted pepper over medium heat, stirring frequently, until hot. Pour mixture into serving bowls; top with biscuit pieces for dunking into chowder.