In a large stockpot over medium high heat, heat the oil then add the onion. Cook until translucent, about 3 minutes. Add the garlic and stir for 1 minute. Add the turkey and cook until the meat is brown.
Add the marinara sauce and cook, stirring, for another 5 minutes. Remove from the heat and add the mozzarella and quinoa.
Let cool for 10 minutes then add cream cheese and stir. Season with salt and pepper to taste.