Dried lemongrass is made from dehydrated stalks of fresh lemongrass, a tropical grass native to Southeast Asia. It delivers a bright, citrusy aroma with floral, herbal, and mildly earthy undertones. The drying process concentrates its essential oils, though the flavor is somewhat less vibrant than fresh lemongrass. It is used widely in Thai, Vietnamese, Indonesian, and Malaysian cooking.
Dried lemongrass appears in curry pastes, soups like tom kha and tom yum, marinades, stir-fries, and spice blends. It pairs naturally with galangal, kaffir lime leaf, coconut milk, and chili. Because of its fibrous texture, dried lemongrass is often removed from dishes before serving or ground into a fine powder.
Finding a substitute for dried lemongrass means looking for that citrus-herbal brightness without too much sweetness or sharpness. Several options can approximate the flavor depending on the dish.
■Best Substitutes for Dried Lemongrass
| Substitute | Flavor Match | Swap Ratio |
|---|---|---|
| Fresh lemongrass | Same flavor, more vibrant | 1 stalk fresh = 2 tsp dried |
| Lemon zest | Bright citrus, less herbal | 1 tsp zest per 1 tsp dried |
| Lemon verbena (dried) | Citrusy, floral, herbal | 1:1 |
| Lemon balm (dried) | Mild citrus-herbal | 1:1 |
| Kaffir lime zest | Floral, intense citrus | 1/2 tsp per 1 tsp dried |
| Lime zest | Tart citrus | 1 tsp zest per 1 tsp dried |
| Lemongrass paste (jarred) | Very close to fresh/dried | 1 tsp paste per 2 tsp dried |
■How to Choose the Right Substitute
For Thai soups and curries, lemongrass paste from a jar is the most convenient and flavor-accurate substitute. Most Asian grocery stores stock it and it dissolves easily into sauces. If you have access to fresh lemongrass, that is always better than dried — use one stalk for every two teaspoons of dried.
For dry spice blends and rubs, lemon zest or dried lemon verbena work well as a dry substitute. Lemon verbena in particular has a floral quality similar to lemongrass. Avoid using lemon extract, which can taste artificial in savory applications.
■Frequently Asked Questions
What can I substitute for dried lemongrass in tom yum soup?
Fresh lemongrass is the best swap for tom yum — use one fresh stalk per two teaspoons dried. If unavailable, a combination of lemon zest and a small piece of ginger adds citrusy brightness. Lemongrass paste works great too.
What can I substitute for dried lemongrass in Thai curry paste?
Lemongrass paste (from a jar) is your best bet for curry paste since it blends smoothly. Use one teaspoon of paste per two teaspoons of dried lemongrass. Fresh lemongrass finely minced also works.
Can I leave out dried lemongrass entirely?
You can, but the dish will lose its signature citrusy herbal note. Add extra lime zest and a small amount of grated fresh ginger to approximate the brightness lemongrass provides.
Is dried lemongrass the same as lemongrass powder?
No — dried lemongrass consists of dehydrated pieces of stalk, while lemongrass powder is finely ground. If using powder, reduce the amount by about half since it is more concentrated.
Can I use lemon juice instead of dried lemongrass?
Lemon juice can add tartness but lacks the herbal, floral complexity of lemongrass. Use it only as a last resort and combine it with a little fresh ginger or lime zest for a closer approximation.