Onsen egg

on plaited bread with spinach and hollandaise foam
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Onsen eggs

Procedure
4 eggs

Hollandaise foam

Procedure
3 tbsp vinegar
1 shallot, chopped
3 peppercorns
1 egg
1 egg yolk
125 g butter
Some salt
1 knife tip of cayenne pepper
Some lemon juice

Spinach

Procedure
1 shallot, chopped
Butter for sweating
200 g leaf spinach
Some salt
Some pepper
Some nutmeg

Serving

Procedure
4 slices of plaited bread
Some fleur de sel
Some pepper
Some horseradish

Onsen eggs

Procedure
Cook the eggs on a perforated stainless steel tray at 64 °C for 1 hour using the steam mode.

Hollandaise foam

Procedure
Bring the vinegar, shallot and peppercorns to the boil in a small pan, then reduce by half over a low heat. Strain through a fine sieve into a bowl, gently squeezing the shallot with a spoon.
Add the egg and the egg yolk and mix well with a whisk. Melt the butter in a small pan and bring to the boil. Gradually add the melted butter to the mixture, stirring constantly.
Add salt, cayenne pepper and lemon juice to taste.
Put the hollandaise into a whipping siphon. Charge the siphon with a cartridge. Shake vigorously and keep warm.

Spinach

Procedure
Sweat the shallot in butter in a large pan over a medium heat until translucent. Add the spinach and sweat until it wilts. Season with the other ingredients to taste.

Serving

Procedure
Toast the slices of plaited bread. Spoon the spinach on top.
Carefully crack the eggs into a fine strainer to drain off the liquid. Set the eggs on top of the spinach.
Sprinkle over fleur de sel and pepper. Grate over a little horseradish. Crown with hollandaise foam.

Cooking steps

Procedure
Steaming 64°C for 1 Hrs

Tips

Add 30 minutes to the cooking time if using eggs straight out of the refrigerator.

  • Perforated stainless steel tray
  • Whipping siphon
Shopping list
Quantity Ingredient
Some pepper
2 shallot
3 peppercorns
200 g leaf spinach
Some lemon juice
1 egg
Some salt
4 slices of plaited bread
Butter for sweating
125 g butter
1 egg yolk
Some fleur de sel
Some nutmeg
4 eggs
3 tbsp vinegar
Some horseradish
1 knife tip of cayenne pepper

Customer reviews (1)

  • Sabrina D.

    Good but

    November 17, 2022

    I was expecting a runny yolk. Next time I will try to lower the temperature to 62° degrees.