South China Morning Post
https://www.scmp.com/cooking/recipe/fish-and-clams-sake-parchment/article/3121135
Easy fish and clams with sake in parchment recipe
Sealing food in a parchment paper or foil pouch (a technique called en papillote) is a healthy way to cook. This recipe combines fish fillets, clams, quick-cooking vegetables and Japanese sake.