1 1/2 lbs. ground beef
1 egg
1 c. fresh bread crumbs or 1 c. quick cooking oats
1 med. chopped onion
1 1/2 tsp. salt
1/4 tsp. black pepper
4 oz. tomato sauce

Mix together and form loaf.

SAUCE:

4 oz. tomato sauce
2 tbsp. prepared mustard
2 tbsp. brown or white sugar
2 tbsp. vinegar
1/2 c. water

Can use ketchup instead of tomato sauce, if preferred.

Mix and pour over meatloaf while cooking. Cook at 350 degrees for 1 hour.