Caution! Possible stock shortage
What is 20%? This is the surface area of the alpine massif in Switzerland, but it is especially the volume of blueberry puree that this kettle sour contains. So, yes, lady, we smell blueberry, and yes, sir, it's sour.
Ingredients : Water, Cereals, Hops (Goldings), Yeast, Blueberry Purée