Chili Mixup

This dish tastes best the next day, after the flavors have had a chance to blend. 2 lb hamburger 1 medium onion, chopped 2 cans diced tomatoes, crushed 1 can sliced mushrooms 1 box elbow macaroni Chili powder to taste Salt and pepper to taste Brown hamburger and onion together until burger is no longer pink; drain off grease. Add all other ingredients except macaroni, let simmer. Cook macaroni according to package directions. Add to chili mixture, let simmer 30 minutes.