Pat salmon dry and season with salt, pepper, and paprika.
Heat olive oil and butter in a skillet over medium-high heat.
Cook salmon for about 4–5 minutes per side until golden and cooked through. Remove and set aside.
In the same pan, add garlic and mushrooms.
Sauté for 3–4 minutes until mushrooms soften and become golden.
Add spinach and cook until wilted.
Lower heat to medium.
Pour in heavy cream and stir in parmesan cheese, Italian seasoning, and chili flakes.
Simmer for 2–3 minutes until slightly thickened.
Return salmon to the skillet and spoon sauce over the fillets.Simmer for 1 minute to warm through.
