It contains beef tripe and chickpeas , blood sausage and bell peppers. Cau cau is a meal consisting of "mondongo" or tripe stew and accompanied by rice. The dish "kare-kare" is made with beef tripe and tail stewed in peanut sauce. The ox tripe is boiled until tender. Schipp described it as "fabricated, contrived, vapid, vacuous, pointless tripe". This is a spicy dish consisting of spinach greens with tripe, fish, beef, and chicken. Pepper Pot soup (frequently served in Philadelphia) is made from beef tripe. It is also frequently cooked with cattle feet or tripe. Trotters (also known as "chispe"), tripe, and pig's ears are cooked in bean broths. Innards such as kidney, liver and tripe are also used. Variations feature slow-cooked tendon, tripe, or meatballs in southern Vietnam. One ounce of beef tripe contains 24 calories. The tripe used for this soup is varied. Raja Sen called it "utter tripe". They also enjoyed buffalo tripe, or stomachs.