Pad Thai is a Thai noodle stir fry dish that is made with thin, flat rice noodles. The noodles are typically soaked in hot water until they are tender and pliable. Other common ingredients in Pad Thai include bean sprouts, garlic chives, scrambled egg, firm tofu, and a protein such as chicken or shrimp. Some recipes also include shredded carrots, green onions, and peanuts as toppings. The sauce for Pad Thai is typically sweet, savory, and sour, and is made with ingredients such as tamarind puree, fish sauce, vinegar, and sugar.