Sandwich Le Méga Thon Oeuf pain viennois

Ingredients

viennese bread 57% : wheat flour, water, sugar, rapeseed oil, lactose, yeast, breadmaking, wheat gluten, salt, emulsifiers : e471 and e481, treatment agent flour : e300, turmeric, trim 43% : mayonnaise-low fat 42% (canola oil 20%, water, egg yolk, dijon mustard (water, mustard seeds, spirit vinegar, salt), spirit vinegar, maize starch, flavour, salt, pepper), tuna 36%, egg in 21%, water, salt, (% expressed on the trim)