Kebabs are very popular due to immigration from Greece, Turkey, former Yugoslavia, and Lebanon. Kebabs are usually served in pita or Turkish bread, rather than in a sandwich. Greek kebabs are usually called souvlaki or yiros/yeeros (that is, gyros). Kebabs often include a fried egg in Western Australia. Meat (beef or lamb) and chicken kebabs in Sydney. They are commonly served with cheese and a salad consisting of lettuce, tomato, onion, and tabouli on pita bread (known locally as 'Lebanese bread'). The most commonly used sauces are tomato sauce barbecue sauce, hummus (made with chickpeas), garlic sauce (tzatziki) and chilli or sweet chilli sauce'.