An onion product containing sodium metabisulfite, flavors, a food-grade acid, onions, flavor, onions, and an acidified solution comprising water and a food-grade acid, which makes it possible for an onion food product to achieve commercial sterility. Although makeable in other ways, an onion product results from a four-step fill process, including dosing sodium metabisulfite, liquid dosing of heat-stable flavors, onions, acidified solution comprising water and a food-grade acid, into a container, sterilizing, and optionally inverting the container.