Gyudon 牛丼建立者 @big38Beef開始烹飪食材7 項調整用量1×2lbbeef1onion—Kaffir lime leaf (optional)—Pickled ginger (optional)Sauce80gmirin60gsoy sauce36gsugar加入 7 項到清單步驟01Sear onion.02Add in beef and sauce, sauté until cooked.