01 - Preheat oven to 400°F and line a baking sheet with parchment paper.
02 - Heat 1 tablespoon olive oil in a skillet over medium heat. Add onion and garlic; cook for 2 minutes until softened. Add chopped spinach and sauté for 2–3 minutes until wilted. Set aside to cool.
03 - In a large mixing bowl, combine ground chicken, egg, grated Parmesan, almond flour, dried oregano, paprika, salt, and black pepper. Add the cooled spinach mixture and mix until fully incorporated.
04 - With damp hands, form the mixture into 16 small meatballs and place them evenly on the prepared baking sheet.
05 - Brush or drizzle the meatballs with the remaining tablespoon olive oil.
06 - Bake for 18–20 minutes, or until golden and cooked through with an internal temperature of 165°F.
07 - Allow meatballs to rest for 3 minutes before serving.