Wash the salmon and pat dry. Wash the cucumber well, cut it in half lengthwise and remove the seeds. Cut into pieces
Fry the salmon in 1 tablespoon of hot oil for 4-6 minutes on each side. Season with salt and pepper. In the meantime, fry the cucumber in 1 tsp. hot oil. Stir in cream cheese and 100 ml water. Simmer everything for about 5 minutes
Mix the frozen herbs and mustard. Shortly before the end of the frying time, spread as a cap on the salmon. Arrange everything and garnish with lemon