Mix everything together except ketchup, mustard and brown sugar. Put into loaf pan. Bake in a preheated 350 degree oven. Mix ketchup, mustard and brown sugar together in a small bowl. After 30 minutes baste the meatloaf with sauce and continue baking for another 30 minutes basting one more time.
May double the sauce recipe and serve as a condiment with the meatloaf.