Prepare all the ingredients. Keep the salmon in the fridge.
Bring the fish broth to a boiling point in order to it by half.
Bring a pot of salted water to a boil.
Throw the washed spinach in the boiling water.
for a few minutes.
in a large bowl filled with ice cold water (to fix the nice green coloration of the spinach). Drain.
Repeat with the broccolis (but change the water).
Blanch for a few minutes.
Refresh in a bowl of ice cold water.
Mix the spinach and broccolis in a food processor.
Add the herbs (basil, tarragon).
Chop finely.
Meanwhile... the fish broth reduced. Add the , bring to a boiling point and reduce again.
Add the vegetable and herbs puree.
Mix well and reduce again for a few minutes.
Season.
Puree a little more if needed, to make a really homogeneous sauce. Set aside in a bain Marie.
Cook in a pan or the salmon steaks.
Pour the warm sauce in a service dish, with the fish in the middle.
#Decoration:
Chopped chives.
#Side dish:
Fresh tagliatelles.