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Anchoa en aceite de oliva: por qué el aceite hace toda la diferencia - Bacalalo

Anchovy in olive oil: why the oil makes all the difference

March 18, 2026Lalo González Rodríguez⏱ 2 min de lectura
Summary: Cantabrian anchovies are preserved and served in olive oil, but not all oils are created equal. The choice of oil radically changes the final flavor. Discover why it matters so much.
Cantabrian anchovies in extra virgin olive oil
📋 Table of Contents
  1. Why the oil matters
  2. Types of oil and result
  3. The canning process
  4. Uses for leftover oil
  5. Frequently asked questions

Why the oil matters

Canned anchovies spend years submerged in oil. During this time, there is a constant exchange of flavors between the fish and the oil. If the oil is of poor quality, it transmits rancid or chemical flavors to the anchovy. If it is of high quality, the exchange is bidirectional: the oil absorbs the umami and salt from the anchovy, and the anchovy absorbs the fruitiness and polyphenols from the oil.

Oil type Effect on anchovy Recommendation
Extra Virgin Olive Oil (EVOO) Enhances flavor, adds fruitiness ⭐⭐⭐⭐⭐ Optimal
Olive oil (virgin) Good preservation, neutral flavor ⭐⭐⭐⭐ Very good
Refined olive oil Neutral, preserves well ⭐⭐⭐ Acceptable
Sunflower oil Flat flavor, no beneficial exchange ⭐⭐ Avoid if possible

🛒 Cantabrian Anchovies in EVOO

Preserved in quality olive oil from day one. The exchange of flavors between anchovy and oil creates the ultimate product.

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Types of oil and result

The best artisanal anchovies are exclusively preserved in EVOO with a designation of origin. Mass-produced industrial anchovies often use sunflower oil to reduce costs. This is one of the most important hidden differences between "cheap" and premium anchovies.

Some artisanal brands even specify the olive variety: Arbequina for a soft fruity flavor, Picual for intensity and long preservation, Hojiblanca for balance.

The canning process

After maturation in salt (8-18 months), artisanal anchovies undergo:

  1. Partial desalting in running water
  2. Manual filleting and cleaning
  3. Drying on absorbent paper
  4. Packaging in a can or jar with selected oil
  5. Minimum 2-3 months resting in oil before sale

Uses for leftover oil

The oil left in the can after consuming the anchovies is liquid gold. It's packed with umami flavor. Use it to:

  • Dress salads (mixed with vinegar or lemon)
  • Sauté vegetables or potatoes
  • As a vinaigrette base for cod salads
  • Mix into pasta sauces
  • Spread on toast with tomato

🛒 Products mentioned in this article

"00" Gourmet Selection Anchovies

Size 00, artisanal production

€38.90

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EVOO Anchovies — 50g

To try: mini premium format

€3.95

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View Cantabrian anchovies →

⭐ 4.9/5 · Chilled delivery 24-48h · Since 1990 at Mercat del Ninot

Frequently asked questions

Are anchovies in sunflower oil worse than in olive oil?
Not necessarily worse in terms of the anchovy quality itself, but the final result is different. Sunflower oil adds nothing to the anchovy, and the exchange of flavors is much less beneficial. An excellent anchovy in sunflower oil can be worse than one in EVOO if the oil imparts unwanted flavors. And leftover sunflower oil has no interesting gastronomic uses.
Can you change the oil of anchovies at home?
Yes: drain the anchovies from their original oil, place them in a glass jar, and cover them with quality EVOO. Let them rest for 24-48 hours in the refrigerator. This significantly improves the result of anchovies packed in low-quality oil. It's a trick widely used by chefs.
Lalo González Rodríguez

Lalo González Rodríguez

Master Cod Craftsman · Founder of Bacalalo

Expert in salted fish and founder of Bacalalo with over 35 years of experience selecting the finest pieces of Icelandic cod and gourmet seafood at the Mercat del Ninot in Barcelona.

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