How to Make It
Heat a wok or a large skillet. Add 2 tablespoons of the peanut oil, tilting to coat the skillet. Add the mushrooms and stir-fry over high heat until golden, about 8 minutes. Stir in the remaining 1 tablespoon of peanut oil. Add the leek and ginger and stir-fry until the leek is tender, about 2 minutes. Add the soy sauce, sesame oil and chile paste and stir-fry for 1 minute. Transfer to bowls and serve.