Dry, and then wet shake until cold and frothy. Strain into a chilled coupe glass:
50ml Organic Spiced Rum
35ml Rhubarb syrup (Bubble 250g diced rhubarb, zest of 1 orange, 200g caster sugar & 300ml water for 10 minutes. Cool & strain)
25ml freshly squeezed lemon juice
1 egg white
A tiny pinch of cinnamon
Garnish with:
A dusting of cinnamon