Spaghetti w/Italian Sausage & Veggies

Heat large pot of water and a bit of oil until boiling. Drop spaghetti noodles into pot and stir immediately to break up the noodles. Turn water to low, cook until done, stir occasionally. Use lid to strain noodles. Cook Italian sausage separately. Chop onions and summer squash. Saute onion in oil with seasoning (Italian seasoning, garlic salt, pepper, etc.). Add squash and saute with onions. Add spaghetti sauce when veggies are done. Heat through. Serve sauce & meat separately.