Charring Citrus for Smoky Depth. Placing halved citrus fruit cut-side down on a smoking-hot cast iron pan until deeply blackened transforms the juice in remarkable ways. The high heat caramelizes the natural sugars in the fruit while the Maillard reaction creates new flavour compounds, tempering sharp acidity and introducing a smoky, slightly bitter complexity that fresh citrus cannot provide. The technique requires commitment — the cut surface must char for a full 2–3 minutes without moving, producing genuine blackened spots rather than light browning. After charring, the limes need a few minutes to cool before squeezing, and the juice should be strained through a fine-mesh sieve to catch any burnt pulp or seeds. A tiny pinch of sugar balances any harshness from the char. This charred citrus juice is particularly effective in yogurt-based condiments where it adds smoky depth against the cool creaminess, creating a condiment that functions as both palate cleanser and flavour accent. Matt Tebbutt's emphatic demand for more of Ismail's burnt lime yogurt demonstrates how this technique elevates a simple accompaniment into an essential component of the dish.