People tastes mutton stew at Avenida de Almeida Ribeiro in south China's Macao, Dec. 3, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

People line up at a snack shop selling "Jinqianbing ", a local pancake, at Avenida de Almeida Ribeiro in south China's Macao, Nov. 18, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

Photo taken on Nov. 19, 2019 shows a bowl of porridge in south China's Macao. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

Staff of a snack shop prepare beef offal dishes at Avenida de Almeida Ribeiro in south China's Macao, Nov. 20, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

Staff of a snack shop prepares mutton stew at Avenida de Almeida Ribeiro in south China's Macao, Dec. 3, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

A staff makes "Jinqianbing ", a local pancake, at a snack shop at Avenida de Almeida Ribeiro in south China's Macao, Nov. 18, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

A staff makes egg puffs at a snack shop in south China's Macao, Nov. 20, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

People walk past a snack shop selling "Jinqianbing ", a local pancake, at Avenida de Almeida Ribeiro in south China's Macao, Nov. 18, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

Staff work at a porridge shop in south China's Macao, Nov. 19, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

Staff of a snack shop prepare beef offal dishes at Avenida de Almeida Ribeiro in south China's Macao, Nov. 20, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

Staff of a snack shop serves mutton stew at Avenida de Almeida Ribeiro in south China's Macao, Dec. 3, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

Staff work at a porridge shop in south China's Macao, Nov. 19, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)

Egg puffs are made at a snack shop in south China's Macao, Nov. 20, 2019. Macao's vast variety of local snacks enrich the daily life of its citizens and visitors. (Xinhua/Cheong Kam Ka)