Combine first seven ingredients in a medium bowl with hands. Form into balls no bigger than 1-inch in diameter and add the meatballs to the marinara sauce.
Heat marinara sauce and meatballs over medium heat for 20 minutes, or until meatballs are cooked (adjust to medium-low heat for a strong stovetop burner)
Meanwhile, cook spaghetti according to directions.
Serve meatballs and sauce over cooked spaghetti and top with parsley and parmesan.
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