Stuffed Pork Loin

Name: Stuffed Pork Loin
Cuisine: European, Mediterranean, World Cuisine
Ingredients: 3 lb boneless pork loin; 1 teaspoon whole fennel seeds; 3 cloves sliced garlic; 2 tablespoon finely sliced sage leaves; 2 tablespoons chopped rosemary; 2 teaspoons freshly ground black pepper; 2 teaspoon kosher salt, or more to taste; zest from one lemon; 1 teaspoon red pepper flakes; 1 tablespoon olive oil