In a large mixing bowl, combine ground turkey, onion, garlic, mini peppers, spinach, parmesan cheese, egg, oregano, basil, parsley, salt, black pepper and crushed buttery crackers using your hands, mix all the ingredients.
Form into 1.5″ balls.
Heat a skillet to medium heat.
Add olive oil to the skillet, and place the meatballs in the pan.
Brown all sides of the meatball for 3 minutes, until it has nice browning.
Cover the meatballs with jar of marinara sauce. Reduce heat to low, cover and simmer for 45 minutes.
Remove cover, sprinkle with cheese , place cover back on and simmer until cheese is melted about 10 to 15 minutes.
While cheese is melting and getting cheesy, prepare polenta. Slice off thick rounds of polenta. Fry polenta slices in olive oil over medium heat until it gets a little crispy around the edges. Season with salt and pepper. Serve polenta with Easy Cheesy Turkey Meatballs.