Pork with serrano

2 pounds pork shoulder boneless 1 tablespoon olive oil or vegetable 1 medium onion chopped 2 cloves garlic finely chopped 1 can tomato whole * 1 each serrano[...]

1 pound pork loin, chopped salt and ground black pepper to taste 1 tablespoon canola oil 1 onion, diced 2 tablespoons water 4 cloves garlic, minced 2 serrano[...]