Yes, roasted herbs can lose their flavor if stored incorrectly. Exposure to air, light, and moisture degrades their essential oils, leading to a significant reduction in aroma and taste.
Roasted herbs, while having a more intense flavor initially compared to fresh herbs, are still susceptible to flavor loss over time. The roasting process itself can make them more porous, increasing their surface area and making them more vulnerable to degradation. The primary culprits behind flavor loss are:
To prevent flavor loss, it's crucial to store roasted herbs properly.
Store roasted herbs in airtight containers made of dark glass or opaque plastic in a cool, dark, and dry place, such as a pantry or cupboard away from the stove. Avoid storing them above the stove or near the dishwasher, where heat and humidity are prevalent.