Coppa di testa con salsa tartare

https://www.meilleurduchef.com/fr/recette/sauce-tartare.html

Sauce Tartar
Ingredients for 6 person

     1/4 liter of mayonnaise
     2 tablespoons of capers
     100 g pickles
     1 small onion of shallot    , "myself i use baby onions in vinegar  much nicer !"
     parsley
     chervil (fresh or dry)
     tarragon (fresh or dry)
     chive
     Espelette pepper

i will give the complete  recipe later , for the  Coppa di testa