1 1/2 (1.5 fluid ounce) jiggers vanilla vodka
1 1/2 (1.5 fluid ounce) jiggers hazelnut liqueur, such as Frangelico
1 1/2 (1.5 fluid ounce) jiggers coffee liqueur, such as Kahlua
Mix the vodka, hazelnut liqueur and coffee liqueur together in a large glass or cocktail shaker filled with ice. Shake until the outside of the container is frosty, about 20 seconds. Strain into a chilled martini glass.