This easy Spaghetti Squash and Bean Meatballs recipe is a 100% plant-based take on Italian spaghetti and meatballs! This classic comfort pasta dinner is naturally gluten-free, vegan, and allergy-free! Made low-carb with baked spaghetti squash, hearty flavor-packed cannellini bean meatballs, and dosed in a quick and simple homemade marinara sauce!