This bean sauce is often used in Thai recipes to add depth, not only of flavor but also of texture.
1 bunch mint leaves
1 bunch cilantro leaves
¼ cup peanuts
½ cup Tamarind Concentrate (see recipe on page 18)
4–5 Thai bird peppers or 2 serrano chilies, seeded and chopped
Place all the ingredients in a food processor and blend to form a paste.