This hearty slow cooker beef mushroom barley soup is perfect for those chilly days when you crave a warm and comforting meal. Combining tender beef, earthy mushrooms, and chewy barley, this soup is not only delicious but also nutritious. Let your slow cooker do the work while you go about your day, and come home to a bowl of pure comfort.
If you don't usually stock up on pearl barley or beef stew meat, you might need to make a trip to the supermarket. Pearl barley is a whole grain that adds a chewy texture and nutty flavor to the soup. Beef stew meat is typically pre-cut into bite-sized pieces, making it convenient for slow cooking. Ensure you also have dried thyme and beef broth on hand, as these ingredients are essential for flavor.
Ingredients For Slow Cooker Beef Mushroom Barley Soup
Beef stew meat: Pre-cut into bite-sized pieces, this meat becomes tender and flavorful when slow-cooked.
Mushrooms: Sliced mushrooms add an earthy flavor and meaty texture to the soup.
Pearl barley: A whole grain that provides a chewy texture and nutty flavor.
Onion: Chopped onion adds a sweet and savory base to the soup.
Garlic: Minced garlic enhances the overall flavor with its aromatic and pungent taste.
Beef broth: The liquid base of the soup, providing depth and richness.
Dried thyme: Adds a subtle herbal note that complements the beef and mushrooms.
Salt: Enhances the flavors of all the ingredients.
Black pepper: Adds a touch of heat and complexity to the soup.
Technique Tip for This Recipe
To enhance the flavor of the beef stew meat, consider searing it in a hot pan with a bit of oil before adding it to the slow cooker. This step, known as browning, caramelizes the surface of the meat, adding depth and richness to the soup.
Suggested Side Dishes
Alternative Ingredients
beef stew meat - Substitute with chicken thighs: Chicken thighs are a good alternative as they become tender and flavorful when slow-cooked, similar to beef stew meat.
beef stew meat - Substitute with lamb stew meat: Lamb stew meat provides a rich and hearty flavor that complements the other ingredients in the soup.
sliced mushrooms - Substitute with zucchini: Zucchini has a similar texture and can absorb the flavors of the soup well.
sliced mushrooms - Substitute with eggplant: Eggplant offers a meaty texture and absorbs flavors, making it a good substitute for mushrooms.
pearl barley - Substitute with farro: Farro has a similar chewy texture and nutty flavor, making it a great alternative to pearl barley.
pearl barley - Substitute with quinoa: Quinoa cooks faster and provides a slightly different texture but is a nutritious and gluten-free option.
chopped onion - Substitute with leeks: Leeks offer a milder flavor and can be used in the same quantity as onions.
chopped onion - Substitute with shallots: Shallots have a sweeter and more delicate flavor compared to onions.
minced garlic - Substitute with garlic powder: Garlic powder can be used in a pinch, though it lacks the fresh flavor of minced garlic. Use about ¼ teaspoon per clove.
minced garlic - Substitute with shallots: Shallots can provide a similar aromatic quality to garlic when minced finely.
beef broth - Substitute with vegetable broth: Vegetable broth is a good vegetarian option that still provides a rich flavor base for the soup.
beef broth - Substitute with chicken broth: Chicken broth can be used if you prefer a lighter flavor compared to beef broth.
dried thyme - Substitute with dried oregano: Dried oregano offers a different but complementary herbal flavor to the soup.
dried thyme - Substitute with dried rosemary: Dried rosemary has a robust flavor that works well in hearty soups.
salt - Substitute with soy sauce: Soy sauce can add a salty and umami flavor to the soup, but use it sparingly to avoid overpowering the dish.
salt - Substitute with celery salt: Celery salt adds a unique flavor while still providing the necessary saltiness.
black pepper - Substitute with white pepper: White pepper has a milder flavor and can be used in the same quantity as black pepper.
black pepper - Substitute with cayenne pepper: Cayenne pepper adds a bit of heat and a different flavor profile, so use it sparingly.
Other Alternative Recipes Similar to This Soup
How to Store or Freeze This Soup
- Allow the soup to cool completely before storing. This helps prevent condensation, which can lead to a watery texture and potential spoilage.
- Transfer the beef mushroom barley soup into airtight containers. For easy portioning, consider using individual serving-sized containers.
- Label each container with the date of preparation. This ensures you keep track of freshness and consume the soup within a safe timeframe.
- Store the containers in the refrigerator if you plan to consume the soup within 3-4 days. Ensure the temperature is consistently below 40°F (4°C) to maintain optimal freshness.
- For longer storage, place the containers in the freezer. The soup can be frozen for up to 3 months without significant loss of flavor or texture.
- When ready to enjoy, thaw frozen soup in the refrigerator overnight. This gradual thawing helps maintain the integrity of the ingredients.
- Reheat the soup on the stovetop over medium heat, stirring occasionally to ensure even warming. Alternatively, use a microwave-safe container and heat in the microwave, stirring every minute until heated through.
- Adjust seasoning with additional salt and pepper if needed after reheating, as flavors can sometimes mellow during storage and freezing.
- For added freshness, consider garnishing the reheated soup with freshly chopped herbs like parsley or a squeeze of lemon juice before serving.
How to Reheat Leftovers
- Gently reheat the soup on the stove over medium heat. Stir occasionally to ensure even heating and prevent sticking. Add a splash of beef broth if the soup has thickened too much.
- Use the microwave for a quick option. Place a portion of the soup in a microwave-safe bowl, cover it with a microwave-safe lid or plastic wrap, and heat on high for 2-3 minutes. Stir halfway through to distribute the heat evenly.
- Reheat in a slow cooker. Pour the leftover soup back into the slow cooker and set it on low for 1-2 hours, or until heated through. This method is perfect for maintaining the soup's texture and flavor.
- For a more controlled reheating, use a double boiler. Place the soup in a heatproof bowl over a pot of simmering water. Stir occasionally until the soup is warmed to your liking. This gentle method helps preserve the integrity of the ingredients.
- If you have an instant pot, use the sauté function. Pour the soup into the pot, set it to sauté, and stir occasionally until heated through. This method is quick and efficient, especially if you're in a hurry.
Best Tools for Making This Soup
Slow cooker: A countertop electrical appliance used to simmer at a lower temperature than other cooking methods, allowing for unattended cooking of the soup over several hours.
Cutting board: A durable board on which to place and chop the beef, mushrooms, and onion.
Chef's knife: A versatile knife used for chopping, slicing, and dicing the beef, mushrooms, and onion.
Measuring cups: Tools used to measure the pearl barley and beef broth accurately.
Measuring spoons: Tools used to measure the thyme, salt, and black pepper accurately.
Garlic press: A kitchen tool used to crush garlic cloves efficiently.
Mixing spoon: A long-handled spoon used to stir the ingredients together in the slow cooker.
Ladle: A large, deep spoon used for serving the soup once it is cooked.
Serving bowls: Bowls used to serve the finished soup to guests or family members.
How to Save Time on Making This Soup
Pre-cut ingredients: Save time by purchasing pre-cut beef stew meat, sliced mushrooms, and chopped onions.
Use pre-minced garlic: Opt for pre-minced garlic from a jar to skip the peeling and chopping.
Instant barley: Substitute instant barley for pearl barley to reduce cooking time.
Batch prep: Prepare and freeze ingredients in advance for multiple batches.
Slow cooker liners: Use slow cooker liners for easy cleanup.
High setting: If short on time, cook on the high setting for 4 hours instead of 8.

Slow Cooker Beef Mushroom Barley Soup Recipe
Ingredients
Main Ingredients
- 1 lb beef stew meat cut into bite-sized pieces
- 8 oz mushrooms sliced
- 1 cup pearl barley
- 1 onion chopped
- 3 cloves garlic minced
- 8 cups beef broth
- 2 teaspoon dried thyme
- 1 teaspoon salt or to taste
- ½ teaspoon black pepper or to taste
Instructions
- 1. In a slow cooker, combine beef, mushrooms, barley, onion, garlic, and beef broth.
- 2. Stir in thyme, salt, and black pepper.
- 3. Cover and cook on low for 8 hours, or until beef and barley are tender.
- 4. Adjust seasoning with additional salt and pepper if needed before serving.
Nutritional Value
Keywords
Suggested Appetizers and Desserts for This Soup
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