Keto Chicken Mushroom Casserole


This content originally appeared on Sugar-Free Mom. Republished with permission.

If you’re a lover of tasty keto chicken recipes, you are going to enjoy this quick and easy chicken casserole recipe. The whole family will love this creamy chicken, even the picky ones! Creamy chicken and mushrooms go so well together. Add some fresh herbs and made in just one pan and you’ve got yourself a quick and easy keto meal for any busy weeknight made in 30 minutes.

We eat chicken a few times a week in our home, because it’s a cost-effective meal and there are so many varieties and options. Sometimes it can be boring if you constantly make the same recipes with chicken over and over again. So trying some new ideas will chicken will keep your family from complaining and this fantastic Keto Chicken Mushroom Casserole is going to be one of your favorites!

Keto Creamy Chicken and Mushroom Casserole

Prepare your chicken with this recipe and you’ll have a low-carb meal even the pickiest eater will find satisfying.

Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Servings 4
Calories 400 kcal per serving


  • 1 pound chicken tenderloin
  • 1/2 pound mushrooms thickly sliced
  • 2 tbsp butter
  • 2 tbsp olive oil
  • 2 cloves garlic crushed
  • 1/4 cup fresh parsley chopped
  • 2 tbsp fresh thyme leaves
  • salt and pepper
  • 1/2 cup chicken stock
  • 1/2 cup heavy cream
  • 1/4 cup sour cream


  1. Heat half of the butter and half of the olive oil in a heavy skillet.

  2. Season the chicken tenders and then sear in batches until browned on all sides. Remove from skillet and set aside.

  3. Add the rest of the butter and oil to the skillet and cook the mushrooms until they are browned and crispy.

  4. Add the garlic, herbs and chicken stock and deglaze the pan, scraping all of the good stuff from the bottom of the pan.

  5. Add the cream and sour cream and simmer until sauce starts to thicken. Do not boil, as cream could split.

  6. Return the tenderloins to the pan and toss through the sauce. Cook for five more minutes.

  7. Store, covered, in the refrigerator for up to 5 days.

Recipe Notes

Net carbs: 4g

Nutrition Facts

Keto Creamy Chicken and Mushroom Casserole

Amount Per Serving

Calories 400 Calories from Fat 261

% Daily Value*

Fat 29g45%

Saturated Fat 14g88%

Cholesterol 96mg32%

Sodium 242mg11%

Potassium 693mg20%

Carbohydrates 5g2%

Fiber 1g4%

Sugar 2g2%

Protein 27g54%

Vitamin A 785IU16%

Vitamin C 13.6mg16%

Calcium 44mg4%

Iron 1.6mg9%

* Percent Daily Values are based on a 2000 calorie diet.

Please note that the nutritional information may vary depending on the specific brands of products used. We encourage everyone to check specific product labels in calculating the exact nutritional information.

Keto Chicken Mushroom Casserole Recipe

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Last Updated: May 5th, 2020

Filed Under: Food, Partners, Type 1 Diabetes, Type 2 Diabetes

Since 2011, Brenda’s blog, Sugar-Free Mom, has become the most popular sugar-free source on the web today. She has a devoted following of those looking to reduce sugar consumption, many who follow a low-carb diet, and many who have multiple allergies. Her first cookbook, Sugar-Free Mom, Naturally Sweet & Sugar-Free Recipes for the Whole Family, was released on December 9, 2014. This book is a wonderful beginner’s guide to going sugar-free with over 100 family-friendly recipes. Her second cookbook, Naturally Keto, includes a wide variety of over 125 recipes from breakfast to desserts, many dairy-free and nut-free, as well as a 4-week meal plan, a beginner’s guide to starting keto, tips on dealing with a reluctant spouse, kitchen essentials, and foolproof fabulous recipes for entertaining a non-low-carb crowd.

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