Sausage and Eggplant Baked Pasta

whole wheat penne (cooked according to package instructions)

Italian turkey sausage links (sweet or spicy)

medium onion (diced)

garlic (minced)

salt and pepper

leave eggplant (diced - skin for added nutrients)

tomato basil sauce ((canned or homemade low sodium preferred))

ricotta (part skim)

egg

parsley

parmesan

basil and parsley to serve