For 4 people
In a container, press half the lemon and reserve the juice
In a bowl in a double boiler, whip 2 egg yolks with 2 tablespoons of cold water until you get a foamy cream
Incorporate the diced butter in several times while continuing to whisk. Season
Cut the muffins in 2 and pass them to the toaster
Simmer a saucepan of water and cook the eggs for 3 minutes each. Take them out by using a skimmer
Put your entry into a service plate, starting with the muffin, smoked salmon and poached egg. Complete the dressage by pepper and naked the whole of the Dutch sauce previously sprinkled with lemon juice.