What Makes Italian Gelato
Different?

The question comes up constantly, and it deserves a serious answer. Not a marketing line about Italy or tradition, but a technical explanation of exactly what makes authentic gelato different from the ice cream most people have grown up eating. There are five meaningful differences. Each one compounds the others.

The fat question

Ice cream is built on cream. High-fat, double cream — sometimes up to 20% fat by weight. This gives it its rich, heavy mouthfeel, and it is also why ice cream is so filling. Gelato, by contrast, is built primarily on whole milk. The fat content is significantly lower — typically between 4% and 8%. This is not a health claim. It is a craft decision. Lower fat means the palate is less coated, less muted. The flavour of a pistachio, a ripe fig, or a dark Sicilian chocolate comes through more cleanly.

The air question

Standard ice cream is churned fast and hard, which whips air into the mixture — a process called "overrun." Some commercial ice creams are up to 50% air by volume. You are, quite literally, paying for air. Authentic gelato is churned slowly at lower temperature, incorporating minimal air. The result is a product that is denser, heavier, and more substantive. A scoop of gelato contains substantially more actual ingredient than a scoop of equivalent-looking ice cream.

The temperature question

Ice cream is kept and served at around -18°C — cold enough that it numbs the tongue slightly. Gelato is served at around -11°C to -13°C. Warmer, softer, immediately yielding to the spoon. At this temperature, aromatic compounds in the ingredients are more volatile — meaning you smell and taste more of what is actually there. Flavour is not just a function of what is in something; it is a function of temperature.

The ingredient question

This is perhaps the most significant difference, and the one most often glossed over. Much of what is sold as gelato in London — and elsewhere — is made using industrial flavour pastes: concentrated, stabilised bases manufactured in bulk and reconstituted with milk and cream. Authentic gelato is made from whole ingredients. Real pistachios, ground. Real hazelnuts, roasted. Real fruit, in season. The difference in flavour is not subtle. It is the difference between tasting a pistachio and tasting a pistachio-flavoured product.

The freshness question

Italian gelato is a fresh product. It degrades. It is made in small batches and consumed quickly — often within 24 to 48 hours of production. This is why a real gelateria makes fresh batches daily and does not carry stock overnight. It is also why chain gelato — made in a central facility, frozen, transported, and stored — cannot replicate the real thing regardless of how good the ingredients are. Freshness is not a feature. It is the entire premise.