Dick Bradsell's 1984 London masterpiece. Gin and lemon on crushed ice, with crème de mûre drizzled over the top to bleed through like a summer bramble bush in full fruit.

• Gin4 cl
• Fresh lemon juice2 cl
• Sugar syrup1.5 cl
• Crème de mûre (blackberry liqueur)1.5 cl

1. 1Add gin, lemon juice and sugar syrup to a rocks glass.
2. 2Fill the glass to the brim with crushed ice.
3. 3Drizzle the crème de mûre over the surface — let it bleed down through the ice.
4. 4Garnish with fresh blackberries and a lemon slice.