Sourz is a sweet and sour shot that is the number 1 party shot in the UK. Sourz Apple impresses with its vibrant green colour. The sweet apple flavour is balanced by a sour finish. Don't be sour! - Sourz Tasting notes:Colour: Crisp green. Nose: Notes of fruity fresh apples. Taste: Slightly sweet and sour, intense, green apples. Finish: Long lasting. For pre-glow, when partying in the club or at the next flat-sharing party; Sourz is convincing as a shot but also as a long drink.