Peel and dice the onion and the garlic. Wash the parsley, shake dry, pluck and chop the leaves.
Sauté onion and garlic in a little hot olive oil. Dust with flour, fry briefly and deglaze with white wine. Reduce the wine a little. Add vegetable broth and oat drink. Add half of the peas with nut puree and spices and cook for 8 minutes. Add cream and parsley. Purée the sauce.
Meanwhile, cook the pasta according to packet instructions in boiling water with some salt until al dente.
For the fish: If necessary, remove fish bones. Rinse in cold water and pat dry. Dice the salmon and add to sauce with the remaining peas. Bring to boil and serve immediately with the pasta.