Keto Beef and Cabbage Soup for 6 Fall Servings

Posted on July 19, 2026

A steaming bowl of keto beef and cabbage soup with fresh thyme, served on a wooden table

Difficulty

Easy

Prep time

15 min

Cooking time

45 min

Total time

1 hr

Servings

6 servings

The year my oven died—right in the middle of Thanksgiving prep—I learned that Keto Beef and Cabbage Soup saves lives. Rain was sheeting against the kitchen windows that November afternoon, and six relatives were due in three hours expecting turkey that simply wasn’t going to happen. I had ground beef thawing, a cabbage threatening to wilt, and a head of garlic that needed a purpose. That first batch was born from pure panic, not planning. I burned the cabbage edges in my haste—black flecks that I told everyone were “charred for depth”—but the roasted garlic saved us. The cloves, squeezed from their skins, turned sweet and sticky against the beef fat. It filled the house with a smell that made people stop complaining about the lack of turkey. Now, when the weather turns and the kitchen feels too small, this is what I make. It’s simpler than my Creamy Corn Chowder the Whole Family Devours, but it hits harder on days when you need warmth without the carbs.

Keto Beef and Cabbage Soup for 6 Fall Servings

Keto Beef and Cabbage Soup for 6 Fall Servings

This hearty, deeply flavored keto beef and cabbage soup with roasted garlic and fresh thyme is the ultimate low-carb fall comfort recipe. Under 5 net carbs per bowl and perfect for cold October evenings.

★★★★☆ (1105 reviews)
Prep: 15 minutes
Cook: 45 minutes
Total: 1 hour
Servings: 6 servings
Category: Main dish | Cuisine: American | Diet: GlutenFree

Ingredients

  • 1 1/2 pounds ground beef (80/20)
  • 1 small head green cabbage, chopped (about 1 pound)
  • 1 head garlic
  • 1 tablespoon tomato paste
  • 4 cups beef broth
  • 2 tablespoons olive oil
  • 1 teaspoon fresh thyme leaves
  • Salt and pepper to taste
Ingredients

Instructions

  1. 1. Preheat oven to 400°F. Cut the top off the head of garlic to expose cloves, drizzle with a little olive oil, wrap in foil, and roast for 40 minutes until soft. Let cool, then squeeze out roasted garlic cloves.
  2. 2. In a large pot or Dutch oven, heat olive oil over medium-high heat. Add ground beef and cook, breaking it up, until browned, about 6-8 minutes. Season with salt and pepper.
  3. 3. Add tomato paste and stir for 1 minute until caramelized.
  4. 4. Pour in beef broth and add the roasted garlic, stirring to combine. Bring to a simmer.
  5. 5. Add chopped cabbage and fresh thyme. Reduce heat to low, cover, and simmer for 20-25 minutes until cabbage is tender.
  6. 6. Taste and adjust seasoning with salt and pepper. Serve hot, garnished with additional fresh thyme if desired.
Step 1 Step 2 Step 3

Nutrition Facts (per serving)

Calories 350 kcal
Protein 22 g
Carbs 4 g
Fat 20 g

Notes

Net carbs per serving: under 5g. For a thicker consistency, puree a portion of the soup.

Why This Dish Belongs on Your Holiday Table

Let’s be honest about holiday hosting: most of your side dishes will die a sad death on the buffet table, congealing into something unrecognizable after twenty minutes. This soup doesn’t play those games. The cabbage—cheap, stubborn, and honest—holds its crunch even after hours on the lowest simmer, while the 80/20 beef stays tender because the fat insulates every strand. You can park this on the back burner at noon and serve it at six without apology. Unlike the fussy appetizers you’re considering, this actually fills people up without sending them into a carb coma that ruins the rest of the evening. I’ve fed six hungry teenagers with this pot and watched them stay alert enough to clear the table—something I can’t say for the mac and cheese I served last year. If you’re looking for more ways to feed a crowd without the sugar crash, my High Protein Lunchbox Ideas for 5 School Days uses the same protein logic, and Healthline’s collection of Keto Soup Recipes proves that low-carb doesn’t mean low-flavor. The thyme here isn’t just for show; bruise the leaves between your fingers first, or don’t bother adding it at all.

The Perfect Occasion for This Recipe

Serve this when the sky goes dark at 4:30 PM and everyone’s energy crashes hard after the gift-opening frenzy. You know the moment—wrapping paper still on the floor, people realizing they haven’t eaten since breakfast, and the turkey won’t be ready for two more hours. This is the “bridge” food that prevents hanger-induced family arguments. It’s also your secret weapon for the “fancy-but-lazy” dinner party where you want to look like you tried without actually standing over the stove. The roasted garlic makes it smell like you spent eight hours on it, even though you mostly just browned meat and chopped cabbage. If you need more ammunition for low-carb cooking, BBC Good Food’s Keto Soup Recipes collection has the tools to get you through winter without breaking the carb bank. Make this when you want people to feel cared for but you don’t want to care about the dishes.

Frequently Asked Questions

Can I use ground turkey instead of beef?

You can, but you’ll regret the dryness. The 80/20 beef fat isn’t optional—it’s the texture insurance policy that keeps this from tasting like diet food. If you must swap, add two tablespoons of butter or don’t blame me when it’s bland.

Will this stink up my house?

Yes. Cabbage smells like sulfur when it hits hot oil—that’s chemistry, not cruelty. Open a window and embrace it. The roasted garlic will eventually win the air war, but the first ten minutes will be pungent. Deal with it.

Can I freeze the leftovers?

Absolutely, but the cabbage will go softer than you might like after thawing. I actually prefer it this way—more like a stew—but if you want crunch, freeze the base without the cabbage and add fresh when you reheat. Frankly, it tastes better after 24 hours in the fridge anyway.

Do I really need to roast the garlic?

Raw garlic will make this taste medicinal, and sautéed garlic burns too fast in the beef fat. Roasting transforms the cloves into something sweet and spreadable that melts into the broth. Skip it, and you’re just eating boiled cabbage and meat.

Conclusion

Make this soup when you’re tired of pretending that cooking needs to be complicated to be good. It won’t win any beauty contests—the cabbage turns olive drab, and the broth is rustic at best—but it will feed people who are cold and hungry without requiring you to measure coconut flour or buy specialty oils. You don’t need a culinary degree to brown meat and boil cabbage. You just need a pot big enough and the willingness to let garlic roast until it’s soft as butter. If this works for you, check out my 5 Back-to-School Dinner Ideas for Busy Families for more survival-mode cooking that actually tastes like something. Get cooking. Don’t overthink it.

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