Lemon Udon Recipe

Lemon Udon is a cold noodle dish featuring thinly sliced lemons over chewy Udon in the soup. The broth is light and refreshing — just tangy enough to cut through the summer heat, yet savory enough to leave you fully satisfied. If you’re looking for something that actually makes you want to eat on a brutal summer day, this is it. What’s Lemon Udon? Before Lemon Udon, there was Sudachi Udon. Strikingly similar in concept, Sudachi Udon actually carries a much longer history. It has deep roots as a regional dish of Tokushima Prefecture on Shikoku island, with a tradition that far predates its citrus cousin. Small and green, this citrus fruit may look like a lime, but it has a milder flavor than lemon and a distinctively delicate aroma. Sudachi itself is one of Tokushima’s most prized ingredients — the prefecture produces roughly 98% of Japan’s entire supply, making it an overwhelmingly dominant grower. For locals, Sudachi is less of a specialty item and more of an everyday condiment, so incorporating it into Udon was a completely natural fit. In Tokushima, Sudachi is squeezed over fish, stirred into hot pots, paired with sake, and worked into all kinds of dishes — Udon is simply anothe...