How to make Easy Keto Reuben Casserole with Corned Beef and Swiss Cheese
Ingredients:
- 1 pound corned beef, chopped
- 8 ounces Swiss cheese, shredded
- 1 cup sauerkraut, drained
- 1/2 cup mayonnaise
- 1/4 cup Dijon mustard
- 1 teaspoon garlic powder
- 1 teaspoon onion powder
- Salt and pepper to taste
- 2 large eggs, beaten
- 1/2 cup shredded mozzarella cheese
Directions:
- Preheat the oven to 350°F (175°C).
- In a large mixing bowl, combine the mayonnaise, Dijon mustard, garlic powder, onion powder, salt, pepper, and beaten eggs. Mix well.
- In a greased casserole dish, layer half of the chopped corned beef, followed by half of the sauerkraut, half of the Swiss cheese, and half of the mayonnaise mixture. Repeat layers with remaining ingredients.
- Top with shredded mozzarella cheese.
- Bake in the preheated oven for 25-30 minutes or until hot and bubbly.
- Let cool for a few minutes before serving.
Why You’ll Love This Easy Keto Reuben Casserole
This Easy Keto Reuben Casserole is a delightful dish that captures all the flavors of a traditional Reuben sandwich but in a low-carb format. Perfect for those following a keto diet, it offers a warm and hearty meal that feels indulgent while still being healthy. The combination of corned beef, Swiss cheese, and tangy sauerkraut creates a savory and satisfying experience in every bite. Plus, it’s incredibly simple to make, making it an ideal dish for busy weeknights or gatherings with friends and family.

Nutriments Benefits
The Easy Keto Reuben Casserole is packed with nutrients that can contribute to a balanced diet while keeping carb intake low. Here’s a breakdown of its benefits:
- Corned Beef: High in protein and rich in B vitamins, particularly B12, which is vital for energy production and brain health.
- Swiss Cheese: Provides calcium, protein, and healthy fats. It’s also lower in lactose than many other cheeses, making it easier for some people to digest.
- Sauerkraut: A fermented food that is excellent for gut health. It is low in calories but high in fiber and probiotics, which can aid digestion.
- Mayonnaise and Mustard: These add flavor without a significant carb count, making them excellent for keto recipes.
- Eggs: Rich in vitamins D and B12, as well as choline, which is crucial for brain health.
What to Serve With Easy Keto Reuben Casserole
This casserole is delicious on its own, but you can pair it with a few simple sides:
- Green Salad: A fresh garden salad with mixed greens, cucumbers, and a light vinaigrette complements the richness of the casserole.
- Roasted Vegetables: Seasoned roasted broccoli or Brussels sprouts can add a flavorful crunch to your meal.
- Pickles: A few pickle spears or a plate of assorted pickles can enhance the flavor profile and provide a nice crunch.
How to Store Easy Keto Reuben Casserole
Storing this casserole is easy:
- In the Refrigerator: Allow the casserole to cool completely before covering it with plastic wrap or aluminum foil. It will stay fresh in the fridge for up to 3 days. Reheat portions in the microwave or oven until heated through.
- In the Freezer: If you want to store it longer, you can freeze the casserole. Wrap it tightly in plastic wrap and then foil. It can be stored in the freezer for up to 3 months. Thaw in the refrigerator overnight and then reheat before serving.
Tips and Mistakes to Avoid
To ensure that your Easy Keto Reuben Casserole turns out perfect, here are some handy tips:
- Do Not Skimp on Drainage: Make sure to drain the sauerkraut well to avoid making the casserole soggy.
- Layering: Take care to layer ingredients evenly for a better distribution of flavor throughout the casserole.
- Cooling Before Serving: Letting the casserole cool for a few minutes will help it set and make it easier to serve.
Variations
If you want to add a twist to your Easy Keto Reuben Casserole, consider these variations:
- Add Veggies: Include spinach or bell peppers for added color and nutrients.
- Change Up the Cheese: Use Gruyère or cheddar cheese instead of Swiss for a different flavor.
- Spice It Up: Add some chopped jalapeños or hot sauce to the mayonnaise mixture for a little extra heat.
FAQs
1. Can I make this casserole ahead of time?
Yes! You can prepare the casserole ahead of time, cover it, and keep it in the fridge overnight. Just bake it when you are ready to serve.
2. Can I use different types of meat?
Absolutely! While corned beef is traditional, you can substitute it with pastrami or cooked turkey for a different taste.
3. Is this recipe gluten-free?
Yes! All the ingredients listed are gluten-free, making this casserole suitable for those with gluten sensitivities or celiac disease.
Enjoy your Easy Keto Reuben Casserole as a flavorful and satisfying meal that delights the palate while keeping you on track with your dietary goals!

Easy Keto Reuben Casserole
Ingredients
Main Ingredients
- 1 pound corned beef, chopped
- 8 ounces Swiss cheese, shredded
- 1 cup sauerkraut, drained Make sure to drain well to avoid sogginess.
- 1/2 cup mayonnaise
- 1/4 cup Dijon mustard
- 1 teaspoon garlic powder
- 1 teaspoon onion powder
- 2 large eggs, beaten
- 1/2 cup shredded mozzarella cheese For topping.
Instructions
Preparation
- Preheat the oven to 350°F (175°C).
- In a large mixing bowl, combine the mayonnaise, Dijon mustard, garlic powder, onion powder, salt, pepper, and beaten eggs. Mix well.
Assembly
- In a greased casserole dish, layer half of the chopped corned beef, followed by half of the sauerkraut, half of the Swiss cheese, and half of the mayonnaise mixture.
- Repeat layers with the remaining ingredients.
- Top with shredded mozzarella cheese.
Baking
- Bake in the preheated oven for 25-30 minutes or until hot and bubbly.
- Let cool for a few minutes before serving.