Feuilletes escargots au beurre persille

puff pastry 52.9% (wheat flour, condensed butter 14.8% (milk), water, salt, egg, baking powder: sodium carbonates), butter 19.8% (milk), snail meat 18.8% (mollusc) [helix (lucorum, pomatia, aspersa)], garlic 4.6%, parsley 2.8%, cassava starch, salt, spices, aromatic plants (contains celery), percentages expressed on the total recipe, made from milk from eu or non-eu origin,