2 boneless strip steaks (about 1–1.5 inches thick)
Salt (kosher or sea salt)
Freshly ground black pepper
1–2 tablespoons olive oil (or a high-smoke point oil like avocado oil)
4 tablespoons unsalted butter, softened
1–2 teaspoons fresh rosemary, finely chopped
1 garlic clove, minced (optional for extra flavor)
½ teaspoon lemon zest (optional for brightness)
Salt and pepper to taste