Creamy Slow Cooker Mashed Cauliflower

Dinner

March 10, 2026

The Ultimate Low-Carb Comfort Food

Say hello to your new favorite side dish! This Slow Cooker Mashed Cauliflower is so unbelievably creamy and satisfying, you’ll forget all about potatoes. It has that rich, velvety texture you crave, but without the carbs. We let the slow cooker do all the heavy lifting, gently steaming the cauliflower until it’s perfectly tender and ready to be whipped into a dreamy, buttery mash. Perfect alongside a Sunday roast, a hearty stew, or any weeknight dinner, this recipe is a game-changer for healthy, effortless eating. Get ready to make this on repeat!

Ingredients

• 1 cup / 240 ml chicken broth
• 1 tsp dried minced garlic
• 6 cups cauliflower florets, from about 1 large head
• 4 tbsp / 57 g butter, softened
• ½ cup / 120 g full-fat sour cream
• ½ tsp salt, or to taste
• ¼ tsp ground black pepper, or to taste
• 3 tbsp minced fresh flat-leaf parsley, for garnish

Instructions

1. Combine the chicken broth and dried garlic in the basin of a medium slow cooker. Add the cauliflower florets, cover, and cook on Low for 4-5 hours or on High for 2-3 hours, until the cauliflower is very tender.
2. Carefully transfer the cauliflower and any remaining cooking liquid to a large mixing bowl. Use an immersion blender or a hand mixer to blend until smooth and creamy.
3. Stir in the softened butter, sour cream, salt, and pepper until well combined. Taste and adjust the seasoning as needed.
4. Garnish with fresh parsley and serve immediately.

Nutritional Information

• PER SERVING: 146 Calories ★ 12g Fat ★ 5g Net Carbs ★ 4g Protein

Pro Tips

• For a thicker, less watery mash, drain off most of the cooking liquid before blending the cauliflower.
• Elevate the flavor by adding 4 ounces of softened cream cheese or ½ cup of grated Parmesan cheese along with the butter and sour cream.
• For an even richer taste, roast a head of garlic and mash the cloves into the cauliflower instead of using dried garlic.
• Swap the chicken broth for vegetable broth to easily make this recipe vegetarian.

FAQ

Q: How do I make my mashed cauliflower less watery
A: For a thicker, less watery mash, the pro tip is to drain off most of the cooking liquid from the slow cooker before you blend the cauliflower.

Q: Can I add cheese to this mashed cauliflower recipe
A: Absolutely! To make it extra cheesy and flavorful, you can add 4 ounces of softened cream cheese or ½ cup of grated Parmesan cheese when you stir in the butter and sour cream.

Q: Is this slow cooker mashed cauliflower vegetarian
A: Yes, you can easily make this recipe vegetarian. Simply swap the chicken broth for an equal amount of vegetable broth.

Q: What can I serve with mashed cauliflower
A: This creamy mashed cauliflower is a versatile side dish perfect alongside a Sunday roast, hearty stews, grilled chicken, steak, or any weeknight dinner where you would typically serve mashed potatoes.

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