A popular food in Gangtok is the momo, a steamed dumpling containing pork, beef and vegetables cooked in a doughy wrapping and served with watery soup. Wai-Wai is a packaged snack consisting of noodles which are eaten either dry or in soup form. A form of noodle called thukpa, served in soup form is also popular in Gangtok. Other noodle-based foods such as the chowmein, thenthuk, fakthu, gyathuk and wonton are available. Other traditional Sikkimese cuisine include shah-phaley (Sikkimese patties with spiced minced meat in a crisp samosa-like case) and Gack-ko soup. Restaurants offer a wide variety of traditional Indian, continental and Chinese cuisines to cater to the tourists. Churpee, a kind of hard cheese made from cow's or yak's milk is sometimes chewed. Chhang is a local frothy millet beer traditionally served in bamboo tankards and drunk through bamboo or cane straws.