Savory Baked Turkey and Zucchini Meatballs in Marinara

Ingredients

• 1 pound ground turkey
• 1/2 teaspoon black pepper
• 1/2 cup Parmesan cheese
• 1/4 teaspoon red pepper flakes
• 2 cups marinara sauce
• 1/2 teaspoon salt
• 1/2 cup frozen chopped onion, thawed
• 1 large egg
• 1/2 cup bread crumbs
• 1 cup grated zucchini, excess moisture squeezed out