Cheesy French Onion Pork Loin Roulade

Ingredients

• 1 center-cut pork loin (2-3 lb)
• 1 teaspoon Italian seasoning
• 3 tablespoons unsalted butter
• 1/4 teaspoon black pepper
• Chopped parsley, for garnish
• 1 teaspoon salt
• 1 cup store-bought French onion dip
• 1/2 cup beef broth
• 2 cups shredded gruyere cheese
• 2 tablespoons extra virgin olive oil