Carne Guisada

Yield:	6 Servings
Categories:	Pork, Mexican, Soups

2	lb	To 3 lb pork (steaks or inexpensive pieces)
1/4		To 1/2 cup shortening
1	lg	Onion, chopped
2	md	Tomatoes, chopped
2		Handfuls flour
2	c	Water