Cook Spaghetti According To Package Directions. Meanwhile, In A Large Skillet, Saute The Onion, Celery And Garlic Powder In Oil Until Tender. Add The Spaghetti Sauce, Beans, Tomatoes, Sugar, Salt, Oregano And Bay Leaf. Bring To A Boil; Cover And Simmer For 10 Minutes. Discard Bay Leaf. Drain Spaghetti; Top With Sauce And Parmesan Cheese.