Collect everything needed to make this drink.
Put the martini glass into the freezer to chill it.
Put some ice into the shaker. It should be filled about to the top.
Pick up the tequila and measure out 1.5 oz. Dump that into the shaker.
Pick up the kahlua and measure out 1.5 oz. Dump that into the shaker.
Pick up the espresso and measure out 1.5 oz. Dump that into the shaker.
Pick up the shaker lid and put it on top of the shaker.
Shake well for around 15 - 20 seconds. The outside of the shaker should become icy.
Take the martini glass out of the freezer
Remove the shaker lid and put the strainer over top of the shaker.
Pour the drink from the shaker into the glass.