Espresso martinis are typically served with three coffee beans on top of the foam, in the center of the glass. This stems from the traditional Italian way of serving a Sambuca Con La Mosca. u003cemu003eCon la moscau003c/emu003e means “with the fly” in Italian. The three beans symbolize health, wealth, and happiness! The floating coffee beans look a little bit like flies, which is funny, but the idea stuck and the drink is still served this way today.