Dutch Meat Loaf
["1 1/2 lb. ground beef", "1 c. fresh bread crumbs", "1 medium onion, chopped", "18 oz. can tomato sauce", "1 egg", "1/4 tsp. pepper", "1 1/2 tsp. salt", "2 Tbsp. sugar", "2 Tbsp. prepared mustard", "3/4 c. water", "1 Tbsp. vinegar"]
["Preheat oven to 350\u00b0.", "Lightly mix beef, bread crumbs, onion, 1/2 can sauce, egg, salt and pepper.", "Shape into loaf and put in shallow baking pan.", "Combine remaining ingredients and pour over meat loaf.", "Bake for 1 1/4 hours; baste occasionally."]
["ground beef", "bread crumbs", "onion", "tomato sauce", "egg", "pepper", "salt", "sugar", "mustard", "water", "vinegar"]