Cook tortellini according to package instructions. Drain and set aside.
- Season salmon with salt, pepper, and Italian seasoning.
- Heat olive oil in a skillet over medium heat. Sear salmon on both sides until golden and cooked through, about 3–4 minutes per side. Remove and flake into chunks.
- In the same skillet, melt butter and sauté garlic for about 1 minute until fragrant.
- Add sun-dried tomatoes and stir for 1 minute.
- Pour in heavy cream and broth, bringing the sauce to a gentle simmer. Cook for 3–4 minutes.
- Add Parmesan cheese and stir until melted and smooth.
- Stir in spinach and cook until wilted.
- Add the cooked tortellini and gently fold in the flaked salmon.
- Simmer for 2–3 more minutes to let flavors combine. Serve garnished with chopped parsley or basil.