Blue Elder Sour

Blue Elder Sour

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Ingredients

  • 5⁄6 oz Bols Blue Curaçao
  • 5⁄6 oz St-Germain elderflower liqueur
  • 2⁄3 oz Lime juice
  • 1 oz Egg white
  • 1 1⁄3 oz Tanqueray London Dry Gin
  • 1⁄24 oz Sugar syrup 'rich'

Method

Glassware:

Serve in a Double old-fashioned