First get the zest and the juice of a lemon. Slice 2 shallots into very thin rings. Mix 2 tbsp juice with 1/2 tsp sugar, 1/2 tsp sea salt, fresh pepper and the shallot. Rub the salt and sugar with your fingers in the shallots and reserve.
Max a half hour before serving (or the fish will be overcooked by the lemon juice), cut 4 fillets of sea trout (skin removed) in small cubes and
mix the lemon zest, another 2 tbsp juice, 1,5 tsp sea salt, fresh pepper and 2 tsp olive oil.
After 20 mins heat 20 gr butter with a tsp caraway seeds till frothy, caramelised and with a nutty smell.
Plate the fish, pour the brown butter over it, and finish with the sweet&sour shallots, 20 gr of pistachio nuts and tarragon leaves .
(Another Ottolengi recipe)