Walnuts contain a significant amount of oils, which makes them go rancid when stored incorrectly. These not only lowers their appeal, it compromises their nutritional content, meaning even if they weren't completely spoiled, eating them would still be a waste as they have lost important nutrients.
Like most other nuts, walnuts are healthy choices to snack on or incorporate in your daily meal. A one ounce serving of walnuts equals 1/4 cup or 12 to 14 walnut halves and provides 2.5 grams of monounsaturated fat, important omega-3 fatty acids, two grams of fiber and four grams of protein.
Walnuts contain twice the amount of antioxidants in other nuts, and only contain a few calories (about 185 calories per ounce). Furthermore, they don't contain sodium and cholesterol, making them suitable for people of all ages and health status.
However, walnuts have a high oil content of about 18 grams per ounce that makes them go rancid quickly when stored under bad conditions. You can tell your walnuts have become rancid when they:
If you observe that your walnuts have gone rancid, ditch them right away!
The process occurs when the walnut has been exposed to warm temperatures for long periods of time. Here are 3 helpful tips that will help you maintain the quality of your walnuts:
Walnuts are healthy, delicious and can be enjoyed by anyone. However, to keep them long-lasting and at optimum nutritional value, keep them away in an airtight container and away from high temperatures that can make them rancid.