1Brown the chorizo in a skillet.
2Drain on kitchen paper.
3Boil beans and onions, coated, on a medium heat for about 5 minutes.
4Stir occasionally to separate vegetables.
5Mash the beans slightly.
6Combine with chorizo, tomato sauce and taco sauce.
7In a separate bowl,, Combine cheese, olives and green onions.
8Stir in half the cheese mixture into bean mixture.
9Pour into a 1-quart baking dish and bake in a 180 degree oven in 25 minutes, or until bubbles along the edge.
10Top with remaining cheese mixture.
11Use tortilla chips as dippers.