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Keto Spinach Casserole: Cheesy Low-Carb Bake Recipe

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I'm delighted to share with you one of my personal favorite dishes, a keto spinach casserole. This heavenly recipe embraces the perfect balance of comfort and nutrition without compromising on flavor.

keto spinach casserole

Why This Keto Spinach Casserole Is My Go-To Dish

This heartwarming casserole is more than just a keto diet compliant dish; it's an epitome of culinary delight. Packed with cream cheese, fresh spinach, mozzarella cheese, and parmesan cheese, it's a delightful meal for the whole family. A hint of heavy cream makes it divinely creamy, while the egg bake gives it the perfect texture.

Not to mention, this dish is a great way to sneak leafy greens into your meals. The main star of our dish, spinach, pairs perfectly with the delicious combination of spinach and other ingredients, making it an irresistible treat for any dinner table.

The Making of Keto Spinach Casserole

Before we delve into the recipe, ensure you have all the ingredients at hand. This includes olive oil, simple ingredients like artichoke hearts, and of course, your casserole dish.


  • 2 tablespoons of olive oil
  • 3 cups of fresh baby spinach
  • 1 cup of cream cheese
  • 1 cup of mozzarella cheese
  • 1/2 cup of parmesan cheese
  • 1/2 cup of sour cream
  • 1/2 cup of heavy cream
  • 1/2 cup of chopped onion
  • 1 clove of garlic, minced
  • Salt and pepper to taste
  • Italian seasoning to taste


  1. Preheat your oven to 350 degrees F.
  2. In a large skillet, heat olive oil over medium heat. Add onions and sauté until translucent.
  3. Add the spinach and cook until it wilts. Make sure to remove any excess liquid.
  4. In a large mixing bowl, combine the cream cheese, mozzarella, parmesan, sour cream, and heavy cream.
  5. Mix in the cooked spinach and onion into the cheese mixture.
  6. Pour the spinach mixture into your casserole dish, forming an even layer.
  7. Bake in the preheated oven for 25 minutes or until golden and bubbling.
  8. Serve and enjoy!

Key Takeaways

  • It's All About Quality Ingredients: Using fresh spinach, quality cream cheese, and mozzarella cheese makes a notable difference in our Keto Spinach Casserole. Fresh spinach ensures that you're getting the maximum amount of nutrients while the quality cheeses provide a rich, decadent flavor that store-bought cheeses simply can't match. It’s always a great recipe for any occasion when these top-notch ingredients come into play.
  • Dealing with Spinach: Spinach, as delicious and nutrient-rich as it is, can be a tricky ingredient to work with. This is because it holds a lot of water, which can make your casserole soggy if not properly dealt with. Ensure you cook the spinach until it wilts and drain the excess water. This helps to keep your casserole firm and not watered down. If you're using frozen spinach, it's even more crucial to remove the excess liquid to maintain the integrity of your casserole.
  • The Cheese Factor: The combination of cream cheese, mozzarella, and parmesan cheese results in a decadently creamy texture. Cream cheese brings a smooth, creamy consistency that forms the base of the casserole. Mozzarella adds that wonderful stretchy, cheesy goodness that we all love. Parmesan offers a sharp, nutty flavor that balances the overall richness of the dish. The amalgamation of these three cheeses lends a multifaceted, gourmet touch to this homely casserole.
  • Pairing and Serving: This Keto Spinach Casserole pairs wonderfully with chicken breasts or chicken thighs for a filling meal. The lean protein from the chicken complements the rich and creamy casserole perfectly, making it a balanced, satisfying meal. If you're in a pinch, a rotisserie chicken works great too. But don't limit yourself to just chicken - it can also be a delectable side dish for your holiday dinners or a stand-alone low-carb breakfast casserole. The possibilities are endless!

Frequently Asked Questions

How Long Can I Store the Keto Spinach Casserole?

You can store the Keto Spinach Casserole in an airtight container in the refrigerator for up to 3 days. After that, the quality and flavor may start to diminish. When reheating, pop it in a preheated oven until heated through. This ensures the top stays crispy and the inside remains creamy.

Can I Use Frozen Spinach?

Yes, you can substitute fresh spinach with frozen spinach. However, you will need to thaw and drain it to remove any excess water before using. Remember, frozen spinach is denser than fresh spinach, so you'll need to adjust the quantity. Typically, one cup of frozen spinach is equivalent to about four cups of fresh spinach.

Can I Add Meat to This Casserole?

Absolutely! You can add cooked chicken, ground beef, or even rotisserie chicken to this dish. Adding meat can turn this side dish into a hearty main course. If using ground beef, make sure to drain the excess fat after cooking to prevent the casserole from becoming too greasy.

Can This Casserole Be Made Ahead of Time?

Yes, you can prepare the spinach and cheese mixture a day before and store it in the refrigerator. This allows the flavors to meld together and makes it even more delicious. When you're ready, transfer it to a baking dish and bake as per the instructions. It's a perfect make-ahead dish for busy weeknights or when you're entertaining guests.

Can I Freeze This Casserole?

Yes, you can freeze this Keto Spinach Casserole. Ensure it is completely cooled before transferring it to an airtight container. You can store it in the freezer for up to one month. When ready to serve, thaw it in the refrigerator overnight, then reheat in the oven until hot and bubbly.

Alternatives to Keto Spinach Casserole

If you loved this recipe but are curious to try variations, consider these keto-friendly alternatives:

  • Keto Breakfast Casserole: Replace spinach with your favorite low carb breakfast foods such as eggs and bacon.
  • Creamy Chicken Spinach Bake: Add cooked chicken breasts or thighs to the casserole.
  • Spinach Breakfast Casserole: Use a combination of eggs and spinach for a healthy breakfast.
  • Easy Keto Casserole with Ground Beef: Replace the spinach with cooked ground beef for a heartier dish.

A Delicious Keto Journey

Our keto spinach casserole is a testament to the fact that healthy eating doesn't have to be boring. With its creamy texture, richness from the cheeses, and nutritional goodness from the spinach, it's a meal you'll want to enjoy time and again. Give this recipe a try, and I guarantee it will become a favorite on your dinner table.

So, until the next time, when I'll be back with more delicious recipes to enhance your keto journey, enjoy this dish and all the love it brings to your table. As always, I appreciate your star rating and feedback. If you're looking for more easy recipes, check out my blog posts, or visit my Facebook page for more updates.

Stay tuned, and happy cooking!

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