Why It's Confusing
Brioche looks similar to other soft white loaves and buns once baked. The colour and glossy crust are produced by the egg in the dough and the egg wash on top, not by added colouring. The dairy in brioche carries the usual casein and whey caveats.
"Brioche-style" is now used as a marketing term on burger buns, hot dog rolls, and even sandwich bread. The label refers to texture and appearance, not the recipe, so a "brioche-style" bun can sometimes be vegan while the original cannot.
Where It Commonly Appears
- French bakeries and patisseries
- Burger and smashburger chains (brioche buns)
- Hotel breakfast buffets
- Bread and butter pudding, French toast on brunch menus
- Supermarket bakery loaves, buns, and rolls
It may also appear on labels as:
- Butter, milk, milk powder, whey, lactose
- Whole egg, egg yolk, dried egg
- Egg wash, glaze
What To Watch For
- "Brioche bun" on a burger menu is almost always made with butter, milk, and egg
- Pearl sugar brioche, chocolate brioche, and brioche feuilletée all keep the butter and egg base
- "Brioche-style" labelling on supermarket buns is not a vegan signal, check the ingredient list
- Egg wash is standard, even on otherwise simple recipes
Vegan Alternatives
- Look for buns and loaves explicitly labelled "vegan brioche" or "plant-based brioche-style" [[3]](#source-3)
- Plant-based smashburger chains now use vegan brioche-style buns by default
- Home recipes commonly use plant milk, vegan butter or oil, and aquafaba or silken tofu in place of egg
Sources
1. The Vegan Society, Definition of veganism. https://www.vegansociety.com/go-vegan/definition-veganism 2. M&S Collection Brioche Buns, product page (butter, egg, clotted cream). https://www.marksandspencer.com/food/collection-brioche-buns/p/fdp60560679 3. British Baker, M&S launches vegan avocado brioche-style buns. https://bakeryinfo.co.uk/finished-goods/marks-and-spencer-launches-vegan-avocado-buns/645706.article