Westerners are discovering the incredible flavor of the kaffir lime and its leaves. In Thai food, the kaffir lime is a huge element that drives the unique flavors and experiences of eating the country’s cuisine. Just like you hear many Italian families talk about cooking with garlic no matter what the meal might be, the kaffir lime is essential to Thai cooking. Let’s explore why this fruit is so indispensable to Thai dishes.
What is the Kaffir Lime?
The ingredient of the kaffir lime is actually two parts: the lime itself and the lime tree’s leaves. Firstly, the lime itself is a member of the citrus family. Unlike a lemon or traditional Western-bred lime, the kaffir lime is rarely used for its juices in Thai cooking. The fruit is rather more commonly extracted for its zest to create curry paste, a vital element of many Thai meals.
The more crucial element of this ingredient is the kaffir lime’s leaves. Each leaf comes in two parts: a top pointed leaf and a more rounded bottom leaf. Leaf sizes depend on each individual set, meaning some yield better outcomes than others.
The Flavor of the Kaffir Lime
Most Thai dishes are unfinished if they do not include some elements from the kaffir lime. Everything from traditional Thai salads and soups to full meals involves different uses of the ingredient. Because of its citrus nature, the lime zest and leaves work best with other similar substances like lemongrass or traditional lime juice.
Salads incorporate the kaffir lime leaves as a garnish to add an extra crispness to the dish. Likewise, soups can utilize smaller pieces of the leaves to flavor the broth. When preparing the leaves, it’s best to cut them fine and remove the mid-rib completely. Many chefs and Thai families prepare the leaves by cutting them four-six at a time and slicing them thinly. The fragrance of the leaves alone indicates how impactful they’ll be in a dish.
Coconut milk, another staple of Thai food, is often combined with kaffir lime zest in many curry pastes. Every authentic Thai dish you’ve ever eaten likely tastes different than other meals you might eat more regularly. The bright nature of many dishes, even when spicy, is attributed to the zestful flavor of the kaffir lime. Overusing the ingredient can actually take away other dominant flavors, so it’s best to use it in small quantities and only when chopped very finely.
Our Homegrown Kaffir Lime
All of the Kaffir Lime leaves that are used in SukhoThai’s cooking are grown in our own organic garden here in New Orleans. We have about a dozen trees, and we pick the leaves and fruit throughout the year, ensuring that we always have a fresh and fragrant supply of them to give our cuisine that perfect level of zest.
The Legacy of the Kaffir Lime
While some are just now learning about this incredible ingredient, the kaffir lime has been contributing to Thai food’s incredible array of flavors for centuries. Try to pick it out in the next Thai dish you try!