VeganoryIngredient guide
Is moutarde a l ancienne vegan?
Source dependent
The source or production method of moutarde a l ancienne can vary, so it is not always vegan.
Names you may see on a label
ambachtelijke mosterdmoutarde à l'anciennegammaldags senap
How to verify it
Look for a vegan certification or a manufacturer statement identifying the original source. The ingredient name alone does not settle it.