Easy Stuffed Shells These stuffed shells are a delicious and easy weeknight dinner. Jumbo pasta shells are stuffed with a smooth, creamy, cheesy filling and baked to absolute perfection in a savory marinara sauce. Ingredients For the Pasta & Filling: 1 (12 oz) box jumbo pasta shells 1 (15 oz) container ricotta cheese 1 1/2 cups shredded mozzarella cheese, plus 1/2 cup for topping 1/2 cup grated Parmesan cheese 1 large egg 1/4 cup chopped fresh parsley 1/2 teaspoon garlic powder Salt and black pe