Not all olive oils are equal. Between "virgin", "extra virgin", PDO, organic and bottom-of-the-range, how do you choose a good extra virgin olive oil? This complete guide gives you all the markers: the categories, how to read the label, origin, tasting, uses in the kitchen, storage and answers to the most frequently asked questions.
Virgin, extra virgin, refined: the categories
The wording on the label isn't just a marketing detail; it corresponds to precise rules:
- Extra virgin: extracted mechanically and cold, acidity below 0.8%, without any flavour defect. The best category.
- Virgin: same process, but acidity up to 2% and minor defects tolerated.
- Olive oil (refined): industrially treated then blended with a little virgin oil. To avoid for raw use.
From olive to bottle: how it's made
An extra virgin olive oil is pure fruit juice. The olives are harvested, washed, ground into a paste, then pressed or centrifuged cold (below 27°C) to separate the oil without heating it. It's this cold extraction that preserves the aromas and polyphenols. The shorter the time between harvest and pressing, the better the oil: the great houses often press within hours of picking.
Reading the label
- The words "extra virgin" (and not simply "olive oil")
- The origin: ideally a specific Italian region, better still a PGI or PDO
- The harvest date: the more recent, the livelier the oil
- A dark bottle, which protects the oil from light
Single-varietal or blend? The Italian regions
Italy has hundreds of olive varieties. A single-varietal oil (one variety) expresses a marked character; a blend seeks balance. From north to south the profiles change: milder and herbaceous in Liguria, more powerful and peppery in Tuscany, Puglia or Sicily. To each dish its oil.
Tasting an olive oil
A good oil is fruity, slightly bitter and pungent on the finish. That pungency, far from being a defect, testifies to the olive's richness in natural compounds. Conversely, a flat, greasy oil, or one that recalls rancidity, is to be avoided. To taste it like a pro: warm a little oil in the hollow of your hand, smell it, then taste a small sip while drawing in air.
Olive oil and Mediterranean cooking
A pillar of the Mediterranean diet, extra virgin olive oil is prized for its fatty-acid profile and its natural compounds. Above all it's a flavourful fat: used raw, it brings character to simple preparations and shows off good ingredients.
In the kitchen: raw or cooked?
Save your best extra virgin oils for raw use: a drizzle over vegetables, a salad, a soup, pasta or a burrata, where their aroma comes into its own. For cooking, a simpler extra virgin oil is perfectly fine: contrary to received wisdom, its smoke point (around 190–200°C) makes it entirely suited to the pan.
Which oil for which dish?
A mild, fruity oil (Ligurian type) enhances fish, delicate vegetables and pastries. A powerful, peppery oil (Tuscan, from Puglia) accompanies grilled meats, pulse soups, bruschetta and cheeses. Ideally, keep two at home: a mild one and an intense one.
The received ideas
- "The greener, the better": false, the colour depends on the varieties and the harvest, not the quality.
- "Olive oil improves with age": false, it's a fresh fruit juice, to be consumed quickly.
- "You can't cook with olive oil": false, it's stable in home cooking.
How to store it
Away from light and heat, bottle tightly closed, and preferably consumed within the year following the harvest. Avoid keeping it above the stove. Olive oil does not improve with time, unlike wine.
Frequently asked questions
Are "extra virgin" and "first cold pressing" the same thing? Today, all extra virgin oils are cold-extracted: the "first pressing" mention is mainly a historical legacy.
Does it have to be organic? Organic guarantees the absence of synthetic pesticides, but an excellent oil may not be certified. Look first at the category, the origin and the freshness.
How long after opening? Ideally a few months; the oil oxidises on contact with air.
Should it go in the fridge? No, cold sets it and clouds it. A cool, dark cupboard is enough.
Our selection of Italian olive oils
Discover our Italian extra virgin olive oils, chosen for their origin and freshness.