Mỡ Hành, or scallion oil, is a delectable Vietnamese condiment that adds a burst of flavor to a variety of dishes. This simple yet rich oil brings together the fragrance of scallions with the richness of rendered pork fat, creating a mouthwatering drizzle that enhances everything from rice and noodle dishes to grilled meats. Imagine drizzling this luscious Mỡ Hành over a bowl of steaming rice or a plate of grilled vegetables. It's a flavor…