Cheesy Skillet Chicken Parmesan Meatballs

Name: Cheesy Skillet Chicken Parmesan Meatballs
Ingredients: 1 (24-ounce) jar marinara sauce, such as Rao’s; 1 pound ground chicken, preferably dark meat; 1 cup panko breadcrumbs, divided; 1/2 cup finely grated Parmesan cheese, divided; 1/2 small yellow onion, finely chopped; 1/4 cup coarsely chopped fresh parsley leaves; 1 large egg; 3 cloves garlic, minced; 1 teaspoon kosher salt; 1/2 teaspoon dried oregano; 1/4 teaspoon freshly ground black pepper; 2 teaspoons olive oil; 1 1/2 cups shredded part-skim mozzarella cheese; 2 tablespoons chopped fresh basil or parsley leaves, for serving