Please don't judge this recipe until you have experienced this fruity Daiquiri made homemade "grenadine" (1 part freshly pressed pomegranate juice and...
I agree. The logic and formula look correct. My experiments with 3:2 syrup have shown how unpractical it is. It tends to crystalise and is so thick that measuring accurately is near impossible.
Yes, I agree, 3 to 1 syrup is simply unworkable, at least in the UK (it might work in much hotter climates). I have no idea how David Embury made his work!
However, that brings up a question and the question is whether a ratio of, for example, 8 parts (60ml) of light rum to 2 parts (15ml) of lime juice to 2 parts (15ml) of 1:1 simple syrup is considered "dry"?