Elderberry Martini

• 30 ml Boomsma Elderberry Liqueur
• 40 ml Boomsma Dry Gin
• 50 ml pineapple juice
• juice of a quarter of a lemon
• berries or lemon zest as garnish
• ice

Pour everything into a shaker with ice, shake until the cocktail is very cold and strain into a cocktail glass. Garnish with the berries or a lemon peel.