You will need:

• 1 cup frozen berries (defrosted)
• 2 tbsp simple syrup or 1 tbsp sugar
• the juice of 1 large lemon
• An egg white 
• 100ml of gin
• 2 dashes of Angostura Bitters
• Lemon peel or dehydrated flowers to garnish

To make:

1. Muddle the defrosted berries, lemon juice & simple syrup in a small jug 
2. Add to a shaker 
3. Add the gin, bitters & egg white & shake vigourously
4. Add ice, and shake again
5. Strain into 2 glasses & garnish with a lemon peel or dehydrated flowers