Delicious Espresso Martini

DELICIOUS ESPRESSO MARTINI
2 oz. vodka
1 oz. coffee liquor
1 oz. espresso (for cold brew coffee concentrate)
½ oz. simple syrup
Coffee bean, garnish

1. In cocktail shaker, ½ full of ice. Add vodka, coffee liquor, espresso and simple syrup.
2. Shake very well, until a layer of foam develops on surface.
3. Pour into chilled martini glasses and top with 3 coffee beans to garnish.
4. Serve immediately.