1. Begin by seasoning the salmon fillets with salt and pepper on both sides.
2. Heat olive oil in a large skillet over medium-high heat.
3. Add the salmon fillets to the skillet, skin-side down, and cook for about 4-5 minutes.
4. Flip the salmon and cook for an additional 3-4 minutes until cooked through.
5. Remove the salmon from the skillet and set aside on a plate.
6. In the same skillet, add minced garlic and sauté for about 30 seconds until fragrant.
7. Stir in the sun-dried tomatoes and fresh spinach, cooking until the spinach wilts.
8. Pour in the heavy cream and bring the mixture to a simmer, then add the Parmesan cheese.
9. Return the salmon to the skillet, spooning the sauce over the fillets.
10. Serve warm, garnished with extra Parmesan if desired.