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Add one tablespoon of perilla oil to a pan.

A recipe for a savory and refreshing perilla seed soup made with healthy, immunity-boosting king oyster mushrooms, tofu, and beef.
Add one tablespoon of perilla oil to a pan.
Add about half a tablespoon of minced garlic.
Add the beef and stir-fry it.
Pour in the rice water.
Slice half of a large green onion.
Slice the tofu and prepare it.
Once the soup boils, be sure to skim off the foam from the top.
Add the mushrooms.
Add the tofu as well.
Add two large spoonfuls of perilla seed powder.
Season with one or two tablespoons of sand lance fish sauce.
Add the green onion while the mushrooms are boiling.
Season with half a tablespoon of coarse sea salt.
If foam rises, skim it off and continue to boil.