Stuffed Meatballs with Marinara | America's Test Kitchen

Ingredients

• 3/4 cup panko bread crumbs
• 1 1/2 ounces Parmesan cheese, grated (3/4 cup)
• 2 large eggs
• 1/4 cup chopped fresh basil
• 3 garlic cloves, minced
• Salt and pepper
• 4 ounces sweet Italian sausage, casings removed
• 1 1/4 pounds 85 percent lean ground beef
• 3 (4 1/2-inch-long) sticks mozzarella string cheese
• 2 tablespoons olive oil
• 1/2 cup finely chopped onion
• 1 teaspoon dried oregano
• 1 (28-ounce) can crushed tomatoes