1 cup uncooked medium pasta shells
Chicken thigh, (optional)
1/2 small onion, finely chopped
3 tbsp finely chopped green pepper
1 to 1/3 cup spaghetti sauce
1/3 cup 1% cottage cheese
1/2 cup shredded part-skim mozzarella cheese, divided
1/2 cup shredded Colby-Monterey Jack cheese, divided
2 tbsp grated Parmesan cheese