Most croutons are made with milk or egg products and are therefore not vegan. Even if the bread itself is vegan-friendly, many seasoned croutons include some animal products as flavorings.
Is there milk in croutons?
Do Croutons Have Dairy? Most croutons contain dairy. This can come in the form of Romano cheese, whey, natural butter flavor, or other milk ingredients.
Are Texas Toast croutons vegan?
But, overall, croutons are not considered vegan-friendly.