Tasting Table - tonic syrup for frozen G&T
Tasting Table - tonic syrup for frozen G&T

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The Key Ingredient Swap For Velvety Frozen Gin And Tonic Cocktails - Tasting Table

I have honestly never heard of a slushy gin & tonic, but this is a good idea in general. If you are going to dilute with blender and ice you don't want as much water in the mix.