This article on Double Boiled Soup. was written for SCMP’s Food & Wine. Below is a recipe courtesy of Sha Tin 18, which also has the best Peking duck in Hong Kong.

Sha Tin 18’s Pork and Apple Soup

A summer soup. Serves 1
1 apple, sliced
200g of lean pork
4 Chinese almonds
4 apricot kernels
1/2 a honey date
400g of water

Boil a small amount of water to blanch the pork for 5-10 seconds. Once done put all ingredients and water into the soup pot. Simmer for four hours.