Olive oil is not only for dressing salads or frying. In baking it can produce very moist cakes, a tender crumb and good keeping quality, while adding its own aromatic character. The important point is that butter and oil are not identical ingredients: butter contains water and milk solids, while oil is almost entirely fat.

That is why there is no universal rule that lets you replace every amount of butter with the same amount of EVOO without changing the result. Some recipes adapt beautifully; others depend on solid butter for aeration or structure and need a more deliberate reformulation.

Quick answer: can you bake with EVOO?

Yes. Extra virgin olive oil works especially well in cakes, muffins, brownies, oil-based batters and Mediterranean-style bakes. In these recipes it can replace some or all of another fat.

Recipes that depend heavily on solid butter — certain cookies, laminated pastry, puff pastry or creamed frostings — are less suitable for a direct swap.

What changes when butter becomes oil?

Butter is roughly 80% fat, with the remainder largely water and milk solids. Olive oil is almost pure fat. That difference affects the bake in several ways.

• Moist texture: oil stays liquid at room temperature and coats flour efficiently.
• Tender crumb: it can limit excessive gluten development in cake batters.
• Different flavour: buttery dairy notes are replaced by the aroma of the chosen oil.
• Different aeration: oil cannot be creamed with sugar in the same way as softened butter.
• Good keeping quality: many oil-based cakes stay soft for longer.

How much olive oil should replace butter?

There is no perfect ratio for every recipe. As a practical starting point, slightly less oil than butter is commonly used because butter contains water. A frequently used home conversion is around 75–80 g of oil for 100 g of butter, but the original formula should always take priority.

For a first experiment, a partial substitution is often safer: retain some butter for flavour and creaming, while replacing part with EVOO for tenderness. Another good option is to start with a cake recipe designed for oil from the outset.

Which EVOO is best for baking?

The right choice depends on the dessert. You do not necessarily need an oil with “no flavour”; you need a flavour that works with the recipe.

Arbequina

Often an easy baking choice because it tends to be softer, fruitier and less assertive. It pairs well with lemon, orange, vanilla, yoghurt, almond and lighter chocolate cakes.

Picual

Usually more robust, with more bitterness and pungency. It can work beautifully with dark cocoa, nuts, spices, citrus and toasted flavours. For a very delicate sponge, you may prefer a gentler oil.

Blends

A balanced blend can be highly versatile if you want one EVOO for everyday cooking and baking.

Our guide to Picual, Arbequina and Lechín explains their flavour profiles in more detail.

Bakes where EVOO works particularly well

• Lemon and orange cakes.
• Muffins and cupcakes.
• Yoghurt cakes.
• Brownies and chocolate loaf cakes.
• Almond and nut cakes.
• Cookies specifically formulated with oil.
• Traditional Mediterranean bakes.
• Granola and some crumble-style toppings.

When not to replace all the butter

Some recipes rely on fat being solid. Butter consistency affects cookie spread, shortcrust texture and the layers in laminated dough. Replacing all of that butter with liquid oil can fundamentally change the product. If you want to preserve the original texture, use a recipe-specific adaptation instead of a blanket conversion.

Does EVOO lose its properties in the oven?

Heat changes some volatile aromas and heat-sensitive compounds, as it does in many foods. That does not mean EVOO becomes unsuitable for cooking. Its high oleic-acid content and initial antioxidant compounds contribute to good heat stability.

For the science of heating rather than baking technique, see our guide to what changes when EVOO is heated.

Common baking mistakes with olive oil

1. Using exactly the same weight as butter without considering butter’s water content.
2. Choosing a very intense EVOO for a delicate cake without tasting it first.
3. Changing several other ingredients at the same time.
4. Trying to cream oil and sugar as if it were softened butter.
5. Overbaking. Oil-based cakes are often intentionally moist, so follow the recipe’s doneness cues.

An easy way to begin

If you are new to EVOO baking, start with a citrus, yoghurt or almond cake designed around oil. You can then judge the flavour and texture without first having to reformulate a butter recipe.

After that, experiment with partial substitutions. The goal is not to make olive oil imitate butter. It is to use its strengths: moisture, tenderness and distinctive flavour.

Choosing EVOO for everyday cooking and baking

A balanced EVOO can cover dressings, savoury cooking and baking. If you use oil frequently, storage and pack size matter as much as variety. Keep it away from light and heat rather than beside a warm oven for months.

Browse our EVOO selection to compare formats and flavour profiles for everyday use.