Why saffron must be dissolved first
The key aroma compound in saffron is safranal,
responsible for its distinctive floral, slightly honeyed fragrance.
To release safranal and the other valuable compounds (crocin for
colour, picrocrocin for bitterness and depth), saffron should always
be dissolved in a liquid before it reaches the heat of the pan.
Because saffron's colour and flavour are water-soluble,
the threads benefit from gentle crushing before steeping. Use a mortar
and pestle, ideally with a small pinch of sugar or salt
to help open the fibres and support a full extraction.
The best liquids for infusing saffron
Good choices that won't interfere with saffron's fragrance:
- Warm water
- Whole milk
- White wine
- Mild vinegar
- Light vegetable broth
- Meat broth
Avoid red wine. Its tannins interfere with saffron's
delicate aroma and can flatten the fragrance entirely.
Avoid oil. Saffron's two most important compounds,
crocin (colour) and picrocrocin (taste), are water-soluble, not
fat-soluble. Infusing threads in olive oil or butter releases very
little colour and almost no flavour. If a recipe calls for a fat-based
finish, always infuse in warm water first, then combine with the fat
later in cooking.
How long to steep
The longer you steep, the more the threads release. Steeping time
matters, especially with high-quality saffron, which has more to
give.
30 min
Minimum
2 hrs
Recommended
Overnight
Best result
When the threads have turned pale and the liquid carries a deep
amber-gold colour, the full depth of aroma and colour has been
extracted. That liquid is now ready to cook with.