What is the function of tomato in the preparation of swiss steak?

Preparation of Swiss steak is a technique of cooking in which meat stays moist and tender. After searing the meat at high temperature on a pan, meat need to be putted in oven and slowly cooked in stewed tomatoes. Cooking in stewed tomatoes allows the meat to be moist and tender.

1.fossils 2.analogous organs 3.homologous organs