Fresh herbs offer a brighter, more delicate flavor and a softer texture, while dried herbs provide a more concentrated, robust flavor and a slightly coarser texture.
The difference between fresh and dried herbs in Indian cooking, or any cuisine, comes down to moisture content and the concentration of volatile oils. Fresh herbs, like cilantro, mint, or curry leaves, contain a high percentage of water. This water contributes to their delicate flavor profile and tender texture. When added to a dish, fresh herbs release their aroma and flavor relatively quickly, providing a bright and vibrant note.
Dried herbs, on the other hand, have had most of their moisture removed. This process concentrates their flavor compounds, resulting in a more intense and sometimes slightly different taste compared to their fresh counterparts. For example, dried fenugreek leaves (kasuri methi) have a distinct, almost bitter flavor that is much stronger than fresh fenugreek leaves. The texture of dried herbs is also noticeably different; they are often brittle and can be slightly woody. Because of their concentrated flavor, dried herbs should be used more sparingly than fresh herbs.
In Indian cooking, both fresh and dried herbs play important roles. Fresh herbs are often used as a garnish or added towards the end of cooking to preserve their delicate flavor and vibrant color. Dried herbs are typically added earlier in the cooking process to allow their flavors to fully infuse into the dish. The choice between fresh and dried herbs depends on the desired flavor profile, the cooking time, and the specific recipe.
When substituting dried herbs for fresh, a general rule of thumb is to use about one-third the amount. For example, if a recipe calls for 1 tablespoon of fresh cilantro, you would use about 1 teaspoon of dried cilantro. Always crush dried herbs between your fingers before adding them to a dish to release their aroma and flavor.