Chili

Yield:	10 Servings
Categories:	Central American, Main Courses, Chili, Mexican, Soups

2	ts	Oil
1		Onion; chopped
1	lb	Ground beef; (optional for non-vegetarians)
3	lb	(2 cans) canned crushed tomatoes
3	lb	(2 cans) canned chili beans
2	ts	Chili powder
1/4	c	Grated nacho cheese