Lemon garlic swordfish

Lemon Garlic Swordfish Ingredients: 2 tablespoons salted butter (softened) 1 tablespoon chives (chopped) 2 tablespoons garlic cloves (minced) 0.12 teaspoon kosher salt ¼ teaspoon black pepper (freshly ground) 1 tablespoon fresh lemon juice 1 tablespoon lemon peel (grated) 2 tablespoons olive oil 2 swordfish fillets (1-inch thick, about 6-7 oz each) Additional kosher salt and black pepper to taste