This slow cooker recipe turns frozen meatballs into a hearty meal with a rich mushroom gravy. It is a convenient option for busy weeknights that delivers the savory taste of traditional Salisbury steak.
List of ingredients
- 3 lb bag frozen beef meatballs – use a high-quality beef brand for the most authentic flavor.
- 1 large yellow onion – peeled and thinly sliced to ensure they soften during the slow cooking process.
- Two 10.75 oz cans condensed beefy mushroom soup – this serves as the primary base for the thick gravy.
- 1 packet onion mushroom soup mix – adds deep, savory notes and enhances the mushroom profile.
- 1 1/2 cups beef broth – provides the necessary liquid to keep the meatballs moist.
- 1/4 cup A1 steak sauce – adds a tangy, vinegary element typical of steakhouse dishes.
- 2 tbsp cornstarch – used at the end to achieve a glossy, thick consistency.
step-by-step instructions
- Prepare the Base: Place the frozen beef meatballs and the sliced yellow onions into the inner pot of your slow cooker. Stir them together briefly to distribute the onions evenly.
- Mix the Sauce: In a separate medium mixing bowl, combine the condensed beefy mushroom soup, onion mushroom soup mix, beef broth, and A1 steak sauce. Whisk the mixture until the soup mix is fully dissolved and the sauce is smooth.
- Combine: Pour the prepared sauce evenly over the meatballs and onions in the slow cooker. Stir everything together one more time to ensure all meatballs are well coated.
- Slow Cook: Place the lid on the slow cooker and set the heat to HIGH. Cook for 3 to 4 hours until the meatballs are heated through and the onions are tender.
- Thicken the Gravy: About 30 minutes before you intend to serve, ladle 1/4 cup of the hot liquid from the crockpot into a small bowl. Whisk the cornstarch into this liquid until a smooth slurry forms with no lumps.
- Final Simmer: Stir the cornstarch slurry back into the slow cooker. Replace the lid and continue cooking on HIGH for the remaining 30 minutes to allow the gravy to thicken.
- Serve: Dish the meatballs and gravy warm over a bed of creamy mashed potatoes or boiled egg noodles.
Optimal Side Dish Pairings
Creamy Mashed Potatoes
To prepare the best base, boil peeled Yukon Gold potatoes until tender. Mash them with unsalted butter and warm milk or cream to create a smooth texture that absorbs the mushroom gravy.
Butter Egg Noodles
Cook wide egg noodles in salted boiling water until al dente. Toss them with a tablespoon of butter and a pinch of parsley before plating the meatballs on top.
Steamed White Rice
Long-grain white rice or basmati rice provides a neutral base that balances the intensity of the savory gravy. Use a 1:2 rice-to-water ratio for fluffy results.
Crispy French Fries
For a modern twist, serve these meatballs over a bed of oven-baked fries. Top with melted mozzarella or provolone cheese to create a poutine-style comfort meal.
Garlic Sautéed Green Beans
Balance the richness of the beef with fresh green beans. Sauté them in olive oil with minced garlic and a squeeze of lemon juice for a bright, crisp side.
Guide to Ingredient Selection
Choosing the Right Meatballs
Beef meatballs are recommended to maintain the Salisbury steak flavor profile. Ensure they are fully cooked frozen meatballs to avoid undercooking in the slow cooker.
Selecting the Onion Variety
Yellow onions provide the best balance of sweetness and sharpness for this recipe. If you prefer a milder taste, substitute with white onions.
Evaluating the Soup Base
The beefy mushroom condensed soup is critical for the texture of the gravy. Avoid using cream of mushroom soup alone, as it lacks the deep beef flavor required for this dish.
Choosing Beef Broth
Use a low-sodium beef broth to control the salt levels, as the soup mix and steak sauce already contain significant amounts of sodium.
Slow Cooker Timing and Adjustments
Cooking on Low Heat
If you prefer to start the meal in the morning, set the slow cooker to LOW. Cook the meatballs for 6 to 8 hours to achieve the same tenderness as the high setting.
Using a Pressure Cooker
To adapt this for an Instant Pot, cook on high pressure for 10 to 15 minutes. Use the sauté function at the end to stir in the cornstarch slurry and thicken the sauce.
Avoiding Overcooking
Avoid cooking the meatballs beyond 4 hours on high, as the frozen meatballs can become overly soft. The 3-4 hour window is ideal for maintaining meatball structure.
Storage and Reheating Methods
Refrigeration Guidelines
Transfer leftovers to an airtight glass or plastic container. Store them in the refrigerator for up to 4 days, ensuring the meatballs are fully submerged in gravy to prevent drying.
Microwave Reheating
Place a portion of meatballs and gravy in a microwave-safe dish. Cover with a damp paper towel and heat in 1-minute intervals, stirring in between, until steaming.
Stovetop Reheating
Transfer the leftovers to a small saucepan over medium-low heat. Add a splash of beef broth or water if the gravy has thickened too much during refrigeration.
Freezing for Future Use
These meatballs freeze well in their gravy. Store in freezer-safe bags or containers for up to 3 months, thawing overnight in the refrigerator before reheating.
Troubleshooting the Gravy
Correcting a Thin Sauce
If the gravy is still too thin after the cornstarch step, mix another teaspoon of cornstarch with a tablespoon of cold water. Stir it into the boiling liquid and cook for another 10 minutes.
Fixing Excess Saltiness
If the sauce tastes too salty, stir in a small amount of unsalted beef broth or a splash of water. Adding a few sliced fresh mushrooms can also help absorb excess salt.
Preventing Sauce Scorching
Ensure the slow cooker is not set to a setting higher than high. If you notice the edges burning, stir the pot more frequently and check that the liquid level is sufficient.
Frequently Asked Questions
Do the meatballs need to be thawed before adding?
No, this recipe is designed for frozen meatballs. They heat through perfectly during the slow cooking process without needing to be thawed first.
Can I use turkey or chicken meatballs instead?
Yes, you can use turkey or chicken meatballs, though the final flavor will be closer to a Swedish meatball than a Salisbury steak.
Is there a substitute for A1 steak sauce?
You can use Worcestershire sauce as a substitute, although you may need to add a pinch of brown sugar to mimic the sweetness of steak sauce.
Can I add fresh vegetables to the pot?
Yes, sliced mushrooms or diced carrots can be added at the beginning of the cooking process for added nutrition and texture.
Why did my gravy separate?
Gravy typically separates if the heat is too high or if the cornstarch wasn’t fully whisked into a slurry first. Ensure the slurry is smooth before adding it to the pot.
Print
Slow Cooker Salisbury Steak Meatballs
- Total Time: 4 hours 5 minutes
- Yield: 8 servings 1x
- Diet: General
Description
Learn how to make easy salisbury steak meatballs right in your slow cooker using a bag of frozen meatballs! These delicious bites cook to perfection directly in their rich gravy and create a wow worthy appetizer or meal.
Ingredients
- 1 3 lb bag frozen meatballs
- 1 large yellow onion, peeled and thinly sliced
- 2 10.75 oz cans condensed beefy mushroom soup
- 1 pkt onion mushroom soup mix
- 1 1/2 cups beef broth
- 1/4 cup A1 steak sauce
- 2 tbsp cornstarch
Instructions
- Step 1: Add the meatballs and onions to the bowl of a slow cooker, then stir to combine.
- Step 2: In a mixing bowl add the remaining ingredients, except for the cornstarch, then whisk together until evenly combined. Pour the sauce evenly out over the meatballs, then stir to combine.
- Step 3: Cover & cook on HIGH for 3-4 hours.
- Step 4: At the last 30 minutes of cook time, remove 1/4 cup of the juice from the crockpot and pour it into a small bowl. Pour the cornstarch into the bowl, and whisk together until smooth and evenly combined. Add the mixture back into the crockpot, stirring to combine. Cover, and continue cooking.
- Step 5: Serve warm over a bed of mashed potatoes, or cooked egg noodles.
Notes
Most of the time, you can swap out any variety of meatball you like be it chicken or turkey or whatever. In this recipe, you want to use beef meatballs so it gives you the most salisbury steak like end result. Likewise, I don’t recommend swapping your cream of soup for another variety or using chicken or vegetable broth instead of beef broth. If you want to add more veggie action, you could add the presliced mushrooms you can buy in the produce section of the grocery store in the beginning of the cooking process.
- Prep Time: 5 minutes
- Cook Time: 4 hours
- Category: Dinner
- Method: Slow Cooking
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 525 kcal
- Sugar: 2 g
- Sodium: 1076 mg
- Fat: 38 g
- Saturated Fat: 14 g
- Unsaturated Fat: 20 g
- Trans Fat: 0 g
- Carbohydrates: 10 g
- Fiber: 1 g
- Protein: 33 g
- Cholesterol: 126 mg
Keywords: salisbury steak, meatballs, slow cooker, beef meatballs, mushroom gravy, easy dinner
