Béarnaise Sauce
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Ingredients for 4
150ml White Wine
20ml White Wine Vinegar
1 Shallot
1 Clove Garlic
4 Egg Yolks
Fresh Tarragon
200g Salted Butter
Few Peppercorns
Directions
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Step 1
Place the Wine and Vinegar in a saucepan with the shallot finely chopped and garlic chopped or crushed. Add the stems of the tarragon from the bunch, roughly chopped along with a few tarragon leaves. Place on heat and reduce until you have about 50ml of liquid remaining, do not burn.
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Step 2
In a Sous Vide bag add the egg yolks, cubed butter.
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Step 3
Using a fine sieve, strain the tarragon / Wine reduction into a pot, press the solids to make sure your get all the flavour and liquid into the pot. Then add the liquid to the sous vide bag with the yolks and butter.
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Step 4
Seal bag and put in the preheated water bath for 1 hour
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Finishing Steps
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Step 0
Finely chop the remaining tarragon leaves
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Step 1
Remove sauce from bath and empty the contents into a blender... or use a stick blender
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Step 2
Blend until smooth and fully emulsified, if too thick... add some water a little at a time, blending whilst adding.
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Step 3
Add the chopped tarragon and taste, season as required.
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Step 4
Serve immediately or you can put it in a pre warmed vacuum flask to keep warm for a couple of hours