1 lb. hamburger meat
1 med. onion
1 jar spaghetti sauce
3/4 c. ziti pasta
Shredded Colby & Monterey Jack cheese

Chop onion; brown onion and hamburger meat; drain; pour spaghetti sauce over meat; let simmer on low. Bring water to a boil. Pour in pasta, let cook until tender; drain. Mix pasta with meat and sauce. Put in pyrex casserole dish sprayed with Pam. Sprinkle with shredded cheese. Bake at 350 degrees for 20-25 minutes.