Yam Cha is a Chinese local name for famously known dim sum which are famous Cantonese snacks. These are tasty little dumplings and pastries stuffed with meats or vegetables. This is perhaps the most popular form of Southern Chinese cuisine since a meat of dim sum is a great way to pick and choose a variety of foods yet not feel overly full. In the restaurants that serve dim sum, waitresses Push around carts laden with small, freshly cooked snacks, and diners simply stop them as them as they pass out what they want.