I tried using a supermarket brand blackcurrent cordial to do some brewing.
The result leaves something to be desired tastewise. If you have a sugary drink, and you turn the sugar in the drink into something else, what's left is an unsweetened version of it. I'm told that adding yeast to coca cola does indeed produce an alcoholic beverage, but with the sugar converted, the resultant chemical stew is vile beyond the scope of words to express.
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