Easy Slow Cooker Beef Barley Soup

SOUPS

A terracotta bowl of slow cooker beef barley soup with tender beef, carrots, celery, and pearl barley, topped with fresh parsley, beside a slate-blue slow cooker, crusty bread, and fresh thyme
Some clues hide in plain sight, like a bag of barley on a grocery shelf, priced like an afterthought. It’s one of the oldest grains we grow, and one of the most underrated. Barley carries a soluble fibre called beta-glucan, and unlike most grains, that fibre runs all the way through the kernel. So even everyday pearl barley gives you steady energy instead of a spike and a slump. The slow cooker does the rest. Brown the beef, load the pot, and walk away. By dinnertime the beef falls apart, the barley is tender and plump, and the whole house smells like Sunday.
A terracotta bowl of slow cooker beef barley soup with tender beef, carrots, celery, and pearl barley, topped with fresh parsley, beside a slate-blue slow cooker, crusty bread, and fresh thyme
Celine | The Health Detective

Easy Slow Cooker Beef Barley Soup

A set-it-and-forget-it beef and barley soup with tender chuck, pearl barley, carrots, and celery, slow-cooked in a rich broth. It's hearty, cozy, and kind to your blood sugar.
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Prep Time 25 minutes
Cook Time 7 hours
Servings: 6 about 1 1/2 cup per person
Course: Main Course, Soup
Cuisine: Canadian
Ingredients Method Notes

Ingredients
  

  • 2 lbs beef chuck roast fat trimmed, cut into 1-inch pieces
  • 1 tsp fine sea salt divided, plus more to taste
  • ½ tsp black pepper plus more to taste
  • 2 Tbsp olive oil or avocado oil
  • 2 Tbsp tomato paste
  • 7 cups beef broth or bone broth divided
  • 1 medium yellow onion diced
  • 3 medium carrots peeled and diced
  • 2 celery stalks diced
  • 4 cloves garlic minced
  • 1 Tbsp Worcestershire sauce
  • 2 sprigs fresh thyme or 1 tsp dried
  • 1 bay leaf
  • ¾ cup pearl barley rinsed
  • 1 Tbsp red wine vinegar or fresh lemon juice
  • ¼ cup fresh parsley minced

Method
 

  1. Pat the beef dry and season it with ½ tsp salt and the pepper.
  2. Heat the oil in a large skillet over medium-high heat. Sear the beef in batches, 1–2 minutes per side, until browned all over. It doesn't need to cook through. Give the pieces room, because a crowded pan steams the meat instead of browning it. Move each batch to the slow cooker.
  3. Lower the heat to medium. Add the tomato paste to the skillet and stir 1 minute, until it darkens slightly. Pour in 1 cup of broth and scrape up all the browned bits from the pan. Pour it all into the slow cooker.
  4. Add the onion, carrots, celery, garlic, Worcestershire, thyme, bay leaf, and the remaining ½ tsp salt. Pour in the remaining 6 cups of broth and stir.
  5. Cover and cook on Low for 6 hours or on High for 3 hours.
  6. Stir in the rinsed pearl barley. Cover and cook 1½–2 hours more on Low, or about 1 hour more on High, until the barley is tender and plump and the beef is fork-tender.
  7. Remove the thyme stems and bay leaf.
  8. Stir in the vinegar and parsley. Taste and adjust the salt and pepper.
  9. Ladle into bowls and serve warm.
Stovetop Version (for when you want it done by tonight)
  1. Use a large heavy pot for the whole recipe. Sear the beef in the pot and set it aside. Soften the onion, carrots, and celery in the same pot for 5–6 minutes. Stir in the garlic and tomato paste for 1–2 minutes, then pour in 1 cup of broth and scrape the bottom. Add the beef back with the remaining broth, Worcestershire, thyme, bay leaf, and salt. Cover and simmer gently for 1 hour. Stir in the pearl barley and simmer, partly covered, 30–40 minutes more, until the beef pulls apart and the barley is tender. Finish with the vinegar and parsley. The total is about 2 hours, mostly hands-off.

Notes

Notes for the Cook
  • Pearl barley is ideal here. It cooks evenly, turns plump and tender, and gives the broth a silky body. Adding it partway through keeps it from going mushy. If you prefer a thicker, stew-like soup, add it at the start with everything else.
  • Using whole barley instead? Hulled barley (husk removed, bran on) works well. Soak it overnight and add it at the start, since it needs the full cook time. Some barley labelled "whole" still has its papery husk on. That kind is best saved for barley water. If you use it here, expect some stringy bits.
  • The blood sugar angle: barley is one of the lowest-glycemic grains, much lower than white rice or most pasta. Its beta-glucan fibre turns gel-like as you digest it, which slows how fast carbohydrates reach your bloodstream. Add the protein from the beef and plenty of vegetables, and this bowl is built for steady energy.
  • About Worcestershire: many store-bought versions contain anchovies and malt vinegar (gluten), and some contain added sugar or corn syrup. Read the label if any of those matter to you, or leave it out and add an extra splash of vinegar at the end.
  • Gluten-free: pearl barley contains gluten. Skip it and stir in ½ cup brown rice for the last hour on High (or 1½ hours on Low). Use a certified gluten-free broth and Worcestershire.
  • Ground beef option: brown 2 lbs ground beef, drain, and add it in place of the chuck.
  • It thickens overnight. Barley keeps drinking up broth in the fridge. Add a splash of broth or water when you reheat.
  • Storage: keeps up to 5 days in the fridge and up to 3 months in the freezer.
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