Cost information for the following is not included. Normally this is because the quantity or ingredient is unknown
1/2 bot dry white white (preferably Muscadet, the only wine of Brittany, but dry vermouth is fine)
1 x bouquet garni consisting of Thyme plus Parsley plus
1 x Bay leaf tied together or possibly wrapped in foil then pierced with a fork
2 x egg yolks beaten