Place hot water, instant coffee and sugar in a small bowl. Using a hand mixer or frother, beat mixture until fluffy and light, about 3 minutes.
2
Fill 4 glasses with ice. In a large container or liquid measuring cup, stir together vodka, milk, Kahlua and vanilla extract. Pour mixture evenly into glasses. Spoon whipped coffee on top of mixture. Serve immediately.
Notes from the Kitchen
Chef's tip
Chef's Tip
Use vanilla vodka instead of regular vodka and omit vanilla extract.