Understanding food dating method
Cut well below the moldy spot (1 inch/2.5 cm) and make sure your knife avoids touching the mold so it doesn’t contaminate the rest of your cheese.
However, over time, the quality of the food will diminish. Does it feel soggy, mushy or have a totally different consistency than it used to have? If all your other tests are telling you the food is okay, take a tiny bite to confirm the food does not taste off or leave a “sparkling” or “bubbly” sensation in your mouth.
Look for signs of ice crystals and freezer burn which may indicate your food quality is on the decline. Take note that the taste test does NOT apply to canned goods!
If the can shows any signs of deterioration such as leaking, bulging, large dents, bulging lids, foul odor, or sprays liquid when opening, throw it away as it may be contaminated with a toxin called Clostridium botulinum (botulism). This toxin is very rare, but is extremely dangerous and may even cause death. If the product has no date, here are some guidelines for how long you have until you must cook or freeze the item.
Keep in mind that this assumes you are refrigerating your meat at a minimum of 40°F/4°C. When foods are kept in your freezer at a minimum of 0°F/-18°C they remain safe indefinitely.