Affogato means drowned. A scoop of vanilla ice cream, a shot of hot espresso poured over it, eaten immediately with a spoon.
That is the entire recipe, and it is the most exposed drink in this encyclopedia: with two ingredients and no milk to hide behind, both have to be good.
Why it works
Temperature contrast, and fat against acidity. The hot espresso begins melting the ice cream on contact, so each spoonful is part frozen and part warm coffee-cream. The fat in good ice cream rounds off the espresso’s edges the way milk does in a cortado, but with sugar and vanilla alongside.
Getting it right
Use good vanilla ice cream — dense, high fat, real vanilla. Cheap ice cream is largely air and it collapses into a thin sweet puddle the moment coffee hits it.
Pull the shot fresh and pour it hot. The contrast is the point.
Serve in a small glass or bowl, and eat it straight away. An affogato that has been standing is a cold milky coffee.
One scoop, one shot. More ice cream and the coffee disappears.
Variations
A splash of amaro, Frangelico or grappa turns it into a proper end to a meal. Hazelnut or pistachio ice cream both work well; chocolate tends to fight the coffee rather than complement it.
Where it sits
In Italy it is dessert rather than coffee, which is why it escapes the convention against milky coffee after a meal. Nobody will look at you strangely for ordering one at nine in the evening.
Questions people actually ask
Should the espresso be hot or cooled?
Hot, and poured immediately. The contrast between hot coffee and cold ice cream is the drink. Cooling the espresso first gives you an iced coffee with ice cream in it.
What ice cream works best?
A dense vanilla with real vanilla and a high fat content. Cheap airy ice cream melts instantly into a thin puddle rather than holding its shape against the coffee.