From The Fat Duck to M&S gastro ready meals, the Halen Môn Oak Smoked Water has been doing a roaring trade since it launched it in 2013. It is exactly what it says on the bottle and is smoked in their Anglesey smokers on site.
Add a teaspoon or two to your dough for a rich, smoky depth.
 
Ingredients: Water, Smoke from oak chippings. Country of origin: Wales (UK)