1 egg, slightly beaten
5 tablespoons cider vinegar
1 tablespoon Worcestershire sauce
2 teaspoons hot pepper sauce
1 1/2 teaspoons onion salt
1/2 teaspoon celery salt
1 (3- to 4-pound) chicken, cut into 8 pieces
2 tablespoons butter
1 1/2 cups instant mashed potato flakes
Directions1.In a small bowl, combine egg, vinegar, Worcestershire sauce, hot pepper sauce, and onion and celery salts.
2.Place chicken pieces in a large bowl and pour vinegar mixture over it. Cover and marinate 2 hours or overnight in the refrigerator, turning chicken several times.
3.Preheat oven to 400 degrees F. Melt butter in a large shallow baking dish in oven.
4. Place potato flakes in a shallow dish and roll chicken pieces in flakes until well coated. Place chicken pieces skin-side down in baking dish into melted butter.
5. Bake 30 minutes. Turn chicken pieces and bake 25 to 30 more minutes, or until cooked through.