This quick and easy to make Keto Chicken Soup with Cauliflower Rice is the perfect 30 minute dinner for busy weeknights. Made with tender chicken and a color mix of fresh veggies, it’s a hearty and filling low carb comfort food.

❤️ Why You’ll Love This Chicken Cauliflower Soup Recipe

• Tender chicken
• Fresh carrots, celery and onions
• Hearty and filling cauliflower rice
• Simmered in a flavorful broth
• Quick and easy shortcut version, made in just 30 minutes

One of the quintessential comfort foods is homemade chicken soup. It’s hearty, filling and honestly makes you feel better, especially when you’re feeling under the weather. One of the great things about this low carb chicken soup is you can easily prepare everything in advance, then cook it when you are ready.

To make things easier, I use rotisserie chicken, which you can chop up ahead of time, as well as the fresh veggies. The last addition is the cauliflower rice, which is also made easy by using a bag of frozen, that has been thawed. Adding cauliflower rice in soup is a great way to add bulk, without a ton of carbs.

If you’re not in a hurry, you can certainly use Homemade Chicken Stock instead of store bought, as well as this Easy Instant Pot “Roasted” Chicken. And many times, I do choose to make it all from scratch, but I realized everyone doesn’t always have the time or enegy for that, so I’ve created this easy shortcut version that tastes just as good as if it has been cooking for hours.

🛒 Ingredients for Keto Chicken Soup

• Chicken broth
• Rotisserie chicken
• Cauliflower rice
• Celery
• Carrots
• Onion
• Fresh thyme
• Butter
• Salt
• Ground black pepper

*Exact measurements are listed in the recipe card below.

🥣 Recommended Tools

• Dutch oven or large pot

🔪 How to Make Chicken Soup with Cauliflower Rice

Heat a Dutch oven or large pot to medium and add in the butter, then once melted, the diced onions, half the salt and pepper.

Sauté for 5 minutes, then add in the carrots, celery and remaining salt, then continue sautéing for 5 minutes.

Stir in the chicken broth and fresh thyme, then simmer for 10 minutes or until the carrots and celery are tender.

Add in the cooked chicken and cauliflower rice, simmer for another 5 minutes.

And it’s ready to serve.

☑️ Storage Instructions

Store leftovers in an airtight container for up to 3 days or freeze.

🍴 What to Serve with Keto Chicken Soup

• Ranch Crackers
• Drop Biscuits
• Dinner Rolls
• Greek Salad
• Classic Wedge Salad

💡 Tips for Making the Best Keto Chicken Soup

• You can always used boiled or poached or even store bought rotisserie chicken for this recipe. But for ultimate flavor, this Easy Instant Pot “Roasted” Chicken is as good as it gets. It has an incredible amount of flavor and is super easy to make.
• I mentioned that you can use Homemade Chicken Stock as the base for this soup. If you have never made your own chicken stock before, you should really try it. The flavor is so rich and intense and it’s so nutritious and it only takes a few minutes of prep time. It freeze beautifully making it easy to have some on hand when you need it.
• You can prep this soup in advance, then cook it when you’re ready by chopped up the carrots, celery and onions. Thaw out your cauliflower rice, so that it’s ready to use and chop up your rotisserie chicken. Then, when you’re ready, you can make it in just under 30 minutes.
• If you’d rather use raw cauliflower rice, you can certainly do that, it will need about 10 minutes to cook in the soup.

🔄 Substitutions and Additions

• If you have a cold or the flu, adding a pinch of red pepper flakes while it cooks can really help. It gives it just enough spice for an extra kick of flavor.
• If you’re missing noodles in your soup, you can omit the cauliflower rice and add in some spaghetti squash instead.
• If you don’t have chicken broth, you can use bone broth instead. Bone broth is loaded with nutrients and is a great substitute when in a pinch.
• Add fresh sliced mushrooms to added heartiness.
• If you want to make it more like a chicken pot pie, add in some cut green beans, peas and a splash of heavy cream towards the end.
• If you’re short on time, you can certainly set and forget it. Cook put the cooked chicken and other ingredients in your slow cooker and cook it on high for about 4 hours.

What’s the Best Way to Freeze Chicken Soup?

You can place cooled soup in an air tight container and place it in the freezer for up to a couple of months. You can also use freezer bags to pre-portion the sizes out. Be sure to label the outside so you will know when to use it by.

What are the Carbs in Carrots? Are Carrots Keto?

In moderation, carrots are just fine on Keto, especially when they are just one of several ingredients in a recipe. Like in this soup, you’re only eating a few pieces of carrots per serving of soup.

They are higher in carbs than some other veggies which has caused them to be somewhat in a gray area of if they are considered low carb or not. Two medium carrots have approximately 7 net carbs and split amongst 6 servings, the carb impact is very low.

Can I have chicken soup on a keto diet?

Absolutely, you just want to skip the traditional rice, pasta or noodles and opt for a more keto friendly ingredients to make it more hearty, like cauliflower rice.

Is cauliflower rice better for weight loss?

Most definitely! Cauliflower rice has a fraction of the carbs that regular rice or pasta has, making it ideal for weight loss.

🍽️ More Keto Soup Recipes

• Jalapeño Popper Chicken Soup
• Philly Cheesesteak Soup
• Keto Italian Wedding Soup
• Keto Cream of Wild Mushroom Soup
• Easy Keto Broccoli Cheese Soup
• Thai Coconut Curry Chicken Soup

*Originally published on November 15, 2018, updated on September 25, 2026 with improvements to the recipe, new photos, new recipe information and helpful tips.