1/2 of a medium heat cabbage, cut into wedges
1 medium onion, sliced and separated into rings
1 4.5-ounce jar (drained weight) sliced mushrooms, drained
2 tbsp quick-cooking tapioca
2 to 2 1/2 pounds meaty chicken pieces (breast halves, thighs, and drumsticks), skinned
2 cup purchased meatless spaghetti sauce
Grated Parmesan cheese
Hot cooked polenta or pasta (optional)