Menudo (soup) added (though jalapeño or chopped green chilies may be added to the broth to replace the spice found in the red version), thus giving the broth a clear or white color. Adding "patas" (beef or pigs feet) to the stew is popular in the U.S. but not universal. In some areas of central Mexico, "menudo" refers to a stew of sheep stomach, "pancitas" stew of beef tongue. In South-Western Mexico (in and around the Distrito Federal, Morelos, and Guerrero) it is called "panza" or "panza guisada". The red variation is usually seen in Chihuahua, the northern state adjoining Texas. It
Hot and sour soup peppers or white pepper, and sour by vinegar. In Japan, ramen noodles are usually added to hot and sour soup to make "suratan-men" (or "sanratan-men") or "hot and sour soup noodles". In India, this soup is made with red and green chillies, ginger, carrots, snow peas, tofu, soy sauce, rice vinegar and a pinch of sugar. It is viewed in India as being a Chinese soup. Hot and sour soup is usually made in Pakistan with chicken, carrots, cabbage, corn flour, eggs, vinegar, chili, soya sauce and salt. It may also contain bean sprout and capsicum. "Samlor machu pkong" or