Cooked Quorn mince can be safely stored in the refrigerator for 1–2 days in an airtight container. For longer storage, you can freeze it for up to 3 months, which preserves its texture and nutritional quality well. To maximize freshness, cool the cooked mince quickly before refrigerating, store it in sealed, airtight containers or freezer bags, and keep your refrigerator at 40°F (4°C) or below. When thawing frozen Quorn mince, move it to the refrigerator overnight rather than leaving it at room temperature, which reduces the risk of bacterial growth. Once thawed, use it within 1–2 days. Always check for signs of spoilage—off odors, discoloration, or slimy texture—before cooking. Proper storage practices are especially important with plant-based proteins like Quorn, as they can develop off-flavors if stored incorrectly. If you've left cooked mince at room temperature for more than 2 hours (or 1 hour in warm conditions above 90°F), it's safer to discard it rather than refrigerate it.