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Whole30 Instant Pot Fish Chowder (low-carb, dairy-free, nut-free)

Satisfy your cravings for thick, creamy, and hearty fish chowder with this low-carb Whole30 Instant Pot Fish Chowder recipe! I guarantee you won't miss the dairy, and this recipe doesn't use blended cashews as the dairy replacement. Veggie-loaded, super cozy, and ultra nourishing!

CourseMain Course, Soup
Prep Time 15 minutes
Cook Time 12 minutes
Resting Time 5 minutes
Servings 8 servings
Calories 221 kcal
Author Lindsey Dietz


  • 2poundsfrozen cauliflower florets
  • 1/2cupbone brothor water
  • 1/2poundnitrate-free baconchopped
  • 1-1/2cupsyellow oniondiced
  • 6cupscelery rootor potato, chopped in 1/2" cubes
  • 4cupsbone broth
  • 1tablespoonsalt
  • 1teaspoonblack pepper
  • 1teaspoondried thyme
  • 1-1/2poundswild-caught whitefishsuch as cod, mahi-mahi, or sole


  1. Combine the frozen cauliflower and 1/2 cup bone broth (or water) in the Instant Pot. Press the Manual or Pressure Cook button and adjust the time to 2 minutes on high pressure. When it beeps, manually release pressure, transfer to a blender, blend until smooth, and set aside.

  2. Press the Saute button and add the chopped bacon. Cook until crisp. Use a slotted spoon to remove the bacon and set aside. Leave the bacon fat in the pot.

  3. While the bacon cooks, chop the onion and celery root (or potatoes). Add the onion and celeriac (or potatoes) and cook for about 2 minutes.

  4. Press the Keep Warm/Cancel button. Then, press the Manual or Pressure Cook button.

  5. Add 4 cups bone broth, salt, pepper, and thyme. Place the lid on the pot, seal the vent, and adjust the time to 10 minutes on high pressure.

  6. When it beeps, immediately release the pressure and stir in the cauliflower cream, bacon, and chopped fish.

  7. Let it sit for 5 to 10 minutes for the fish to cook in the hot chowder.

Recipe Notes

Nutrition information was calculated using wild-caught cod, chicken bone broth, celery root (not potatoes), and organic, nitrate-free bacon.

Nutrition Facts
Whole30 Instant Pot Fish Chowder (low-carb, dairy-free, nut-free)
Amount Per Serving
Calories 221Calories from Fat 63
% Daily Value*
Fat 7g11%
Saturated Fat 2.6g16%
Polyunsaturated Fat 0.3g
Monounsaturated Fat 0.1g
Cholesterol 44mg15%
Sodium 947mg41%
Potassium 547mg16%
Carbohydrates 18.4g6%
Fiber 5.8g24%
Sugar 5.3g6%
Protein 23g46%
* Percent Daily Values are based on a 2000 calorie diet.