Killer Bean Dip

What can I say? It's just the best.

1 lb ground beef
1 can (16 oz) refried beans
1 lb velveeta cheese
1 can green chilies (4 0z)
1 onion

Brown beef and drain. Add onions, cook until clear. Add beans and cheese; heat until melts. Add tomato sauce and chilies. Dip with tortilla chips.