Recipes Appetizers and Snacks Meat and Poultry Meatball Appetizer Recipes Sweet and Sour Meatballs in Oven 4.6 (50) 41 Reviews 6 Photos The hearty taste of seasoned beef and the flavors of sweet and sour distinguish these meatballs. Make this for a special occasion as an appetizer or for every-day dinner. Submitted by Pam Somers Updated on January 10, 2023 Save Rate Print Share Close Add Photo 6 6 6 6 Prep Time: 20 mins Cook Time: 45 mins Additional Time: 10 mins Total Time: 1 hr 15 mins Servings: 10 Yield: 120 meatballs Jump to Nutrition Facts Cook Mode (Keep screen awake) Ingredients 1x 2x 4x Oops! Something went wrong. Our team is working on it. Original recipe (1X) yields 10 servings 3 pounds ground beef ⅓ cup dried onion flakes 1 ½ cups dry bread crumbs 1 tablespoon salt 1 teaspoon ground nutmeg 3 eggs ¾ cup milk 1 cup cider vinegar 2 cups brown sugar, firmly packed 2 tablespoons mustard powder 1 cup water, divided 2 tablespoons cornstarch Directions To make meatballs: In a large bowl, combine beef, onion flakes, bread crumbs, salt, nutmeg, eggs and milk. Preheat oven to 400 degrees F (200 degrees C). Shape mixture into 1 inch balls, and place into a 9x13 inch baking dish; bake in preheated oven for 10 minutes. Lower heat in oven to 350 degrees F (175 degrees C). To make sauce: In a large saucepan over medium heat, mix vinegar, sugar, mustard and 1/2 cup water; bring to a boil, and boil for 1 minute. Mix cornstarch and 1/2 cup water; add to saucepan, and boil for 1 minute more. Add sauce to cooked meatballs, and bake in preheated oven for 45 minutes, basting occasionally. I Made It Print 59 home cooks made it! Nutrition Facts (per serving) 533 Calories 20g Fat 60g Carbs 27g Protein Show Full Nutrition Label Hide Full Nutrition Label Nutrition Facts Servings Per Recipe 10 Calories 533 % Daily Value * Total Fat 20g 25% Saturated Fat 7g 37% Cholesterol 140mg 47% Sodium 917mg 40% Total Carbohydrate 60g 22% Dietary Fiber 1g 5% Total Sugars 46g Protein 27g 55% Vitamin C 2mg 2% Calcium 125mg 10% Iron 4mg 22% Potassium 411mg 9% * Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs. ** Nutrient information is not available for all ingredients. Amount is based on available nutrient data. (-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.