Oeufs à la Mayonnaise à L’estragon

Mayonnaise is one of the great foods of the world. At one level it is a simple and luxurious sauce that flatters every food it accompanies, even hard-boiled eggs. Yet this remarkable liaison of eggs and olive oil has a magic that defies definition. For me, wonderful, shining mayonnaise is the epitome of good French cooking. The ingredients could not be simpler but they must be the best of their kind: fresh golden-yellow egg yolks from hens that roam the farmyard, and sumptuously lipid olive