Beef with jalapeno

1 1/2 pound beef, flank steak 1 each onion sliced 1 each green bell pepper cut into strips 1 each sweet red bell pepper cut into strips 1 each jalapeño pepper[...]

1/2 pound 95% lean beef 1 chili pepper, deseeded and chopped 2 jalapeño peppers, deseeded and chopped 1 red bell pepper , chopped 2 cups diced tomato 1/4[...]