Easy Keto Reuben Casserole
If you’re a fan of the classic Reuben sandwich, then you’re gonna LOVE this Easy Keto Reuben Casserole! This dish brings all the savory flavors of your favorite sandwich into a hearty casserole that’s perfect for family dinners or meal prep. With its layers of corned beef, creamy Swiss cheese, and tangy sauerkraut, this casserole is both satisfying and easy to prepare. Enjoy it as a quick weeknight meal or serve it at gatherings—it’s sure to impress!
Why You’ll Love This Recipe
- Quick and Easy Preparation: This casserole takes just 10 minutes to prep and only 20 minutes to cook!
- Flavorful Layers: Enjoy the robust taste of corned beef combined with cheesy goodness and zesty pickles.
- Keto-Friendly: Perfect for those following a low-carb lifestyle without sacrificing flavor.
- Versatile Serving Options: Great for dinner, potlucks, or meal prep—just reheat for an easy lunch!
- Satisfying Comfort Food: The combination of textures and flavors makes this casserole a true comfort food.
Tools and Preparation
Before you start making your Easy Keto Reuben Casserole, gather the essential tools to ensure a smooth cooking experience.
Essential Tools and Equipment
- Casserole dish
- Mesh strainer or cheesecloth
- Nonstick cooking spray or butter
- Aluminum foil
Importance of Each Tool
- Casserole Dish: Provides a sturdy base for layering ingredients and ensures even cooking.
- Mesh Strainer: Helps to drain excess liquid from sauerkraut efficiently, preventing a soggy casserole.
- Nonstick Cooking Spray or Butter: Ensures easy removal of the casserole from the dish after baking.
- Aluminum Foil: Covers the casserole while baking to keep moisture in and prevent over-browning.

Ingredients
For the Casserole
- 1 Pound Corned Beef
- 8 oz sauerkraut
- 12 oz swiss cheese
- 1/2 cup diced dill pickles
- Butter or cooking spray
- 1/2 cup Russian dressing
How to Make Easy Keto Reuben Casserole
Step 1: Preheat the Oven
Preheat your oven to 400 degrees Fahrenheit. This ensures that your casserole cooks evenly.
Step 2: Prepare the Sauerkraut
Drain the liquid from the sauerkraut. Use a mesh strainer for best results. If you don’t have one, cheesecloth or even paper towels will work in a pinch.
Step 3: Grease Your Dish
Grease your casserole dish with nonstick cooking spray or butter. This step is crucial for easy serving later on.
Step 4: Layer Your Ingredients
Layer half of the corned beef in the bottom of your greased dish. Top it with sauerkraut and diced dill pickles.
Step 5: Add Sauce and Cheese
Pour half of the Russian dressing over the layers, then add one-third of the Swiss cheese. Repeat these layers until all ingredients are used.
Step 6: Bake Covered
Cover your casserole with aluminum foil and bake for 10-15 minutes, or until the cheese is bubbling hot.
Step 7: Broil for Finish
Broil on high for an additional 2-3 minutes if you want a crispy top layer. Once done, serve hot and enjoy your Easy Keto Reuben Casserole!
How to Serve Easy Keto Reuben Casserole
Serving your Easy Keto Reuben Casserole is simple and can be customized to fit any occasion. This dish is perfect for family dinners or gatherings, and it pairs well with various sides and toppings.
Add Fresh Herbs
- Chopped Parsley: Sprinkle fresh parsley on top for a burst of color and flavor.
- Dill Sprigs: Garnish with dill sprigs to enhance the tangy notes of the dish.
Offer Extra Dressings
- Extra Russian Dressing: Serve additional dressing on the side for those who want more flavor.
- Mustard Sauce: A tangy mustard sauce can complement the casserole’s richness.
Accompany with Pickles
- Sliced Dill Pickles: Fresh dill pickles on the side add crunch and balance the meal.
- Pickled Vegetables: A variety of pickled veggies can provide a delightful contrast in flavors.
How to Perfect Easy Keto Reuben Casserole
To make your Easy Keto Reuben Casserole even better, consider these tips. They will help you achieve an outstanding dish every time.
- Use Quality Meat: Choose high-quality corned beef for a rich taste that enhances the entire casserole.
- Drain Sauerkraut Well: Ensure that you drain the sauerkraut thoroughly to prevent a soggy casserole.
- Mix Cheese Varieties: Combine Swiss cheese with a bit of Gruyère for added depth of flavor.
- Adjust Seasoning: Taste your sauce before layering; feel free to adjust seasoning as needed.
- Cover While Baking: Covering the casserole keeps moisture in, ensuring a tender result.
- Let it Rest Before Serving: Allow the casserole to cool slightly before serving; this helps it set up nicely.
Best Side Dishes for Easy Keto Reuben Casserole
Pairing side dishes with your Easy Keto Reuben Casserole can elevate your meal. Here are some great options that complement its flavors perfectly.
- Garlic Green Beans: Sautéed green beans with garlic add a fresh crunch and vibrant color.
- Cauliflower Rice: Fluffy cauliflower rice is a low-carb alternative that absorbs flavors well.
- Coleslaw: A tangy coleslaw provides refreshing contrast and adds texture to your plate.
- Zucchini Noodles: Light and versatile, zucchini noodles can be served raw or lightly sautéed as a side.
- Roasted Brussels Sprouts: Crispy roasted Brussels sprouts bring nutty flavors that pair wonderfully with the casserole.
- Stuffed Mushrooms: Savory stuffed mushrooms make for an elegant side that’s easy to prepare.
- Spinach Salad: A light spinach salad topped with nuts or seeds adds freshness without being heavy.
- Cucumber Salad: Crisp cucumber salad dressed in vinegar offers a refreshing bite alongside the rich casserole.
Common Mistakes to Avoid
Avoiding common mistakes can make your cooking experience smoother and your Easy Keto Reuben Casserole even more delicious.
- Skipping the draining step: Not properly draining the sauerkraut can lead to a soggy casserole. Make sure to drain it thoroughly for the best texture.
- Overcooking the cheese: Leaving the casserole in the oven too long can burn the cheese. Keep an eye on it, especially during broiling.
- Not layering correctly: If you don’t layer the ingredients as instructed, you may end up with uneven flavors. Follow the layering process for balanced taste.
- Using low-quality ingredients: Opting for inferior ingredients can compromise flavor and texture. Choose high-quality corned beef and cheese for a better result.
- Ignoring the resting time: Serving immediately may cause the casserole to fall apart. Allow it to sit for a few minutes before serving to let it set.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container.
- Keep in the refrigerator for up to 3-4 days.
Freezing Easy Keto Reuben Casserole
- Use a freezer-safe container or wrap tightly with aluminum foil.
- Can be frozen for up to 2 months.
Reheating Easy Keto Reuben Casserole
- Oven: Preheat to 350°F (175°C) and bake until heated through, about 15-20 minutes.
- Microwave: Heat individual portions on high for 1-2 minutes, checking frequently.
- Stovetop: Heat in a skillet over medium heat, stirring occasionally until warmed.
Frequently Asked Questions
Here are some common questions related to Easy Keto Reuben Casserole that might help you get started.
Can I use other meats in my Easy Keto Reuben Casserole?
Yes! You can substitute corned beef with cooked chicken, turkey, or even beef. Adjust seasonings accordingly for great flavor.
How do I make this casserole gluten-free?
To make it gluten-free, ensure that your Russian dressing and any other sauces used are gluten-free labeled, and opt for gluten-free pickles.
Can I prepare Easy Keto Reuben Casserole ahead of time?
Absolutely! You can assemble it a day ahead and store it in the fridge. Just bake when you’re ready to serve.
What are some good side dishes for Easy Keto Reuben Casserole?
This casserole pairs well with green salads, roasted vegetables, or steamed broccoli for a complete meal.
Final Thoughts
The Easy Keto Reuben Casserole is not only a fantastic alternative to traditional sandwiches but also versatile enough for any weeknight dinner. Feel free to customize it by adding your favorite keto-friendly toppings or sides. It’s sure to become a family favorite!
Easy Keto Reuben Casserole
Indulge in the comforting flavors of the Easy Keto Reuben Casserole, a delightful twist on the classic sandwich that transforms your favorite ingredients into a hearty dish. This casserole is layered with tender corned beef, creamy Swiss cheese, and tangy sauerkraut, making it a perfect choice for family dinners or meal prep. With just 10 minutes of prep and 20 minutes of cooking time, you can serve up a satisfying low-carb meal that’s both delicious and easy to make. Ideal for weeknight dinners or potlucks, this casserole is sure to impress everyone at your table.
- Prep Time: 10 minutes
- Cook Time: 20 minutes
- Total Time: 30 minutes
- Yield: Serves approximately 6 people 1x
- Category: Main
- Method: Baking
- Cuisine: American
Ingredients
- 1 pound cooked corned beef
- 8 oz sauerkraut (drained)
- 12 oz Swiss cheese (shredded)
- 1/2 cup diced dill pickles
- 1/2 cup Russian dressing (ensure gluten-free if needed)
- Butter or nonstick cooking spray
Instructions
- Preheat your oven to 400°F (200°C).
- Drain the sauerkraut using a mesh strainer to remove excess liquid.
- Grease a casserole dish with butter or cooking spray.
- Layer half of the corned beef in the dish, followed by the sauerkraut and diced pickles.
- Drizzle half of the Russian dressing over the layers and sprinkle with one-third of the Swiss cheese.
- Repeat with the remaining ingredients.
- Cover with aluminum foil and bake for 10-15 minutes until cheese is bubbling.
- Broil on high for an additional 2-3 minutes for a crispy top layer before serving.
Nutrition
- Serving Size: 1 serving
- Calories: 350
- Sugar: 3g
- Sodium: 850mg
- Fat: 24g
- Saturated Fat: 11g
- Unsaturated Fat: 12g
- Trans Fat: 0g
- Carbohydrates: 10g
- Fiber: 2g
- Protein: 26g
- Cholesterol: 80mg