Place flour in a plastic bag. Add chicken pieces and shake until coated. In large saucepan cook chicken, celery, carrot and onion in hot margarine for 2-3 minutes or until chicken is brown.
Stir in broth, condensed soup and pepper. Bring to boiling, reduce heat. Simmer covered about 20 minutes or until chicken and vegetables are tender.
Meanwhile separate biscuits. Cut each biscuit into quarters. Stir peas into chicken mixture: return to boiling. Place biscuit pieces on top of chicken mixture. Simmer, covered over medium-low heat 10-15 minutes or until a toothpick inserted in center of biscuit comes out clean. Serve in bowls.