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A bowl Slow Cooker Salisbury Steak Meatballs with brown gravy over mashed potatoes, garnished with parsley, with bread rolls in the background.

Slow Cooker Salisbury Steak Meatballs

These Slow Cooker Salisbury Steak Meatballs are juicy, flavorful, and smothered in a rich mushroom gravy. A comforting and hearty meal, perfect for busy weeknights!
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Prep Time 15 minutes
Cook Time 4 hours
Total Time 4 hours 15 minutes
Course Main Dish
Cuisine American
Servings 4 people
Calories 320 kcal

Equipment

  • Slow Cooker
  • Skillet

Ingredients
  

For the Meatballs

  • 1 lb ground beef
  • 1/2 cup breadcrumbs
  • 1 egg beaten
  • 1 tbsp Worcestershire sauce
  • 1/2 tsp garlic powder
  • 1/2 tsp onion powder
  • 1/4 tsp salt
  • 1/4 tsp black pepper
  • 1/4 cup milk

For the Gravy

  • 2 tbsp butter
  • 1 onion chopped
  • 1 cup mushrooms sliced
  • 2 cups beef broth
  • 1 tbsp Worcestershire sauce
  • 1 tsp Dijon mustard
  • 1 tbsp cornstarch mixed with 2 tbsp water

Instructions
 

  • Mix ground beef, breadcrumbs, egg, Worcestershire sauce, garlic powder, onion powder, salt, pepper, and milk in a bowl. Roll into meatballs.
  • Melt butter in a skillet over medium heat. Sauté onions and mushrooms until softened, about 5 minutes. Transfer to the slow cooker.
  • (Optional) Brown meatballs in the same skillet before adding to the slow cooker.
  • Place meatballs in the slow cooker. Pour in beef broth, Worcestershire sauce, and Dijon mustard. Stir gently. Cover and cook on LOW for 4-5 hours or HIGH for 2-3 hours.
  • In the last 30 minutes, mix cornstarch with water and stir into the slow cooker to thicken the gravy.
  • Serve meatballs over mashed potatoes, rice, or noodles. Enjoy!

Notes

For deeper flavor, brown the meatballs before slow cooking. Fresh mushrooms enhance the taste. Adjust seasoning as needed.
Keyword Comfort Food, Meatballs, Slow Cooker