Sous-vide Rare Beef Steak with Béarnaise Sauce

Name: Sous-vide Rare Beef Steak with Béarnaise Sauce
Prep time: 25 min
Cook time: 2 h 20 min
Total time: 2 h 20 min
Yield: 4 portions
Ingredients: 4 beef fillet steaks; 2 tsp fine sea salt; ¾ tsp ground black pepper; 4 sprigs fresh thyme; 1400 g water; 30 g lemon juice; 50 g shallots; 1 - 2 sprigs fresh tarragon; 50 g dry white wine; 15 g white wine vinegar; 200 g unsalted butter; 4 egg yolks

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Vorbereitung 25 Min

Gesamt 2 Std. 20 Min

4 portions

Zutaten

beef fillet steaks (180-200 g each, 3 cm thick)
4
fine sea salt
2 tsp
ground black pepper
¾ tsp
fresh thyme
4 sprigs
water (approx.), ensuring bags are completely covered with water (see tip)
1400 g
lemon juice (see tip)
30 g
1 tsp ascorbic acid powder
shallots
50 g
fresh tarragon leaves only, to taste
1 - 2 sprigs
dry white wine
50 g
white wine vinegar
15 g
unsalted butter diced, plus 1 Tbsp for searing steaks
200 g
egg yolks from medium eggs
4