Mix everything together in a bowl, making sure you don’t work it too hard. Shape into 1” balls. Place on a cookie sheet and freeze, then transfer to freezer bags to store for up to 4 months, or bake at 350F for 10-15 minutes, until cooked through. To make spaghetti sauce, brown the fresh or frozen meatballs in a drizzle of oil in a hot skillet, rolling them around to brown on all sides, then pour tomato sauce over top and simmer until they are cooked through.