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 steak; 2 tsp salt; ¾ tsp ground black pepper; 4 sprigs fresh thyme; water; 30 g freshly squeezed lemon juice; 50 g shallots; 1 - 2 sprigs fresh tarragon; 50 g dry white wine; 1 tbsp white wine vinegar; 200 g butter; 4 egg yolks

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Prep. 25min

Total 2 h 20min

4 portions

Ingredients

beef fillet steak (approx. 180-200 g each, 3 cm thick)
4
salt
2 tsp
ground black pepper
¾ tsp
fresh thyme
4 sprigs
water to submerge bags
freshly squeezed lemon juice (from half a lemon)
30 g
1 tsp vitamin C powder, (from half a lemon)
shallots
50 g
fresh tarragon leaves only
1 - 2 sprigs
dry white wine
50 g
white wine vinegar
1 tbsp
butter cut in pieces, plus 1 tbsp extra for sear frying
200 g
egg yolks
4