¾ cup finely chopped tomatoes
1 Tbs. minced fresh cilantro
2 to 3 small hot green chilies, seeded and halved (optional)
2 Tbs. soy sauce
4 cups vegetable broth
2 large lemon grass stalks, peeled and cut into 4-inch pieces
3 dried Thai kaffir lime leaves (optional)
1 tsp. canola or vegetable oil
2 tsp. minced garlic
1 tsp. peeled, minced fresh gingerroot
2 tsp. roasted chile paste
1 ½ cups chopped oyster or white mushrooms
2 Tbs. fresh lime juice