Heat the wok with oil again, add prawns and stir-fry until half-cooked.
Add dried scallion oil, red onions and yams, stir-fry over low heat for 1 minute.
Add remaining ingredients and seasoning, stir-fry over medium heat until the sauce is reduced. Serve.
Tips:
Preparation for buckwheat:
After washing the buckwheat, add 80ml water and steam for 20 minutes over medium heat until cooked.
Cook until the texture is slightly firm as it will be stir-fried soon.
Steam the yams before peeling and chopping to avoid any skin irritation.
*Made with chickens with no hormones used during raising
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