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Why fat carries flavor

Beginner Kitchen science

Many aroma molecules dissolve in fat rather than water, so fat holds flavors, spreads them and releases them slowly as you eat.

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How do you do it?

  1. Cook garlic, spices and chiles in oil or butter at the start so their flavors dissolve into the fat and coat everything.
  2. Finish soups, beans and vegetables with a drizzle of good olive oil or a pat of butter for fuller flavor.
  3. Expect low-fat versions of a recipe to taste thinner; add extra herbs, acid or spice to make up for it.
  4. Taste a fatty dish for acid and salt; fat coats the tongue and can make food taste dull without them.

Why does it work?

Many of the compounds behind herb, spice, garlic and roasted aromas dissolve far better in fat than in water. Heat them in oil and the fat captures them and carries them to every bite. Fat also releases aromas gradually as it melts in the mouth, so flavor lingers. Fat gives food a smooth, rich mouthfeel and heats evenly, which is part of why fried and buttery foods taste full. There is growing evidence that the tongue can sense some fatty acids directly, but much of fat's effect comes through aroma and texture.

What are the common mistakes?

Still stuck? Watch someone do it on YouTube.

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