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Hamburger cauliflower soup in a bowl on the table

Hamburger Cauliflower Soup

This hearty beefy keto cauliflower soup will satisfy your taste buds and comfort your soul. The flavor profile is outstanding and the texture is so good!
Course Soup
Cuisine American
Keyword hamburger cauliflower soup, Keto soup
Prep Time 15 minutes
Cook Time 33 minutes
Total Time 48 minutes
Servings 6
Author Christina


  • 2 T olive oil
  • 1 onion, chopped
  • 3 carrots, chopped
  • 1 lb ground beef
  • 2 cloves garlic, crushed
  • 1 tsp salt
  • 1/4 tsp pepper
  • 2 tsp dried thyme (or 2 T fresh chopped)
  • 6 c beef stock
  • 2 c cauliflower minced (about half a head or you can use frozen store bought cauliflower rice)
  • 1/2 tsp celery seed
  • 1 T spicy mustard


  • Chop onion and carrots
  • Place olive oil in soup pot and add onions and carrots
  • Cook on medium heat until vegetables are soft
  • Add beef and cook until browned
  • Add garlic, salt, pepper, thyme, celery seed, mustard and beef stock
  • Cook on medium heat for 25 minutes
  • Add cauliflower and cook 5 minutes more