Pat salmon fillets dry and rub with olive oil; season with salt and pepper. Let sit for 15 mins.
Steam the salmon fillets for 5 minutes and remove from heat.
While the salmon steams, heat the oil to the pan, and add the onion, garlic and pepper to the pan for 3 minutes.
Add vegetable stock and mix with flour and add to the plan for 3 minutes.
Add in the skyr/yoghurt and season with salt, pepper and lemon juice.
Add the spinach to the pan and add the salmon fillets on top. Cover and cook for an additional 3 minutes.
Serve with rice.
