This Reuben Casserole is layered with corned beef, sauerkraut, Swiss cheese, Russian dressing, pickles, and rye bread. It tastes just like a classic Reuben sandwich, but everything is baked together to create a shareable dinner the whole family will love. Make this corned beef casserole for St. Patrick’s Day to celebrate!

A person scooping up a slice of a sandwich in a pan, next to a bowl of St. Patrick's Day punch.

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What’s in This Reuben Casserole Recipe?

This loaded corned beef casserole is filled with all the same ingredients you’d find in a Reuben sandwich, so you don’t need much. With a short prep time, dinner will be ready quick!

  • Rye Bread: Rye is the classic Reuben bread, so it works best with this casserole.
  • Corned Beef: This is a salt-cured brisket that has a distinct flavor. Cut it into thin slices to layer.
  • Sauerkraut: Fermented cabbage adds a zingy, tangy flavor.
  • Swiss Cheese: Use freshly shredded cheese for best results.
  • Russian Dressing: This adds a creamy tanginess to the casserole. You could use Thousand Island dressing instead.
  • Sour Cream: This adds a bit more creaminess to the mix.
  • Dill Pickles: Finely chopped pickles add more texture and tanginess.
  • Butter: Melted unsalted butter adds a finishing touch to infuse more rich flavor.

Variations on Corned Beef Casserole

As with most casserole recipes, it’s easy to add in more ingredients and make this reuben casserole your own! Here are some ideas.

  • Potatoes: Par-boil potatoes until soft, cut into thin slices or cubes, then layer them in with the rest of the ingredients.
  • Vegetables: Add in anything from celery and caramelized onions, to sliced carrots or beets, or buttery sweet peas.
overhead view of corned beef casserole topped with rye bread and Swiss cheese, on a rustic table top background
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How to Make Ahead and Store

If you want to make this ahead of time, follow the recipe up to step 7, then cover and keep the casserole in the fridge for up to 1 day. When ready to bake, set it out on the counter while the oven preheats. Then drizzle with the melted butter and bake (steps 8 & 9).

Store leftover Reuben casserole tightly covered in the refrigerator for up to 4 days. To reheat, warm in the oven until fully heated through, or quickly reheat in the microwave.

How to Freeze 

Freeze Reuben casserole in freezer-safe containers for up to 3 months. Let it thaw in the fridge overnight before reheating.

a plate of reuben sandwich casserole on a plate with peas

Serving Suggestions

This flavor-packed corned beef casserole recipe is a full meal, with well-rounded ingredients. But if you want to add a little extra something to dinner, we recommend a side of vegetables or potatoes, soup, or salad. This tastes great with fried cabbage and bacon, German potato salad, pickled beets, or Crockpot potato soup.

Notes from the Test Kitchen

Fresh slices of corned work best for this layered casserole. But if you want to use canned corned beef, chop it into small pieces and mix all ingredients together in the dish, topping with rye bread cubes.

5-Star Reviews

“I made this for St Patrick’s day and we loved it so much that I went to the store after dinner to grab a couple more corned beef briskets to put in the freezer so I could make it a couple more times before they bring out the briskets again next year. Tonight is round 2 of this delicious dish for dinner. Thank you for sharing this recipe!!” -Kelly M.

Recipe Card

Reuben Casserole Recipe

4.49 from 88 votes
Prep: 15 minutes
Cook: 40 minutes
Total: 55 minutes
Servings: 8
Author: Becky Hardin
A person scooping up a slice of a sandwich in a pan, next to a bowl of St. Patrick's Day punch.
This loaded casserole is filled with all the ingredients of a classic Reuben, and it's so easy to make!
Step-by-step photos can be seen below the recipe card.
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Ingredients 

  • 1 loaf rye bread cubed (about 8 cups)
  • 16 ounces sauerkraut
  • 2 cups freshly shredded Swiss cheese
  • 1 cup sour cream
  • ½ cup Russian dressing
  • 4 dill pickles finely chopped
  • 2 cups corned beef thinly sliced and chopped
  • ½ cup unsalted butter melted (1 stick)

Instructions 

  • Preheat oven to 350F. Spray a 9×13-inch baking dish with nonstick spray.
  • Put half of the rye bread cubes into the casserole dish.
    1 loaf rye bread
  • In a large bowl, combine sauerkraut, sour cream, Russian dressing, and chopped pickles. Stir to combine.
    16 ounces sauerkraut, 1 cup sour cream, ½ cup Russian dressing, 4 dill pickles
  • Pour half of the sauerkraut mixture over the bread, then top with corned beef.
    2 cups corned beef
  • Top with 1 cup Swiss cheese.
    2 cups freshly shredded Swiss cheese
  • Top with the rest of the sauerkraut mixture.
  • Top with the rest of the bread, pushing down to make sure it adheres to the sauce mixture. Top with the remaining cup of cheese
    1 loaf rye bread, 2 cups freshly shredded Swiss cheese
  • Drizzle all with the melted butter.
    ½ cup unsalted butter
  • Bake, covered, for 30 minutes. Remove cover and cook a final 10 more minutes. Serve hot.

Video

Becky’s Tips

Storage: Store Reuben casserole in an airtight container in the fridge for up to 4 days or in the freezer for up to 3 months.
Calories: 326kcalCarbohydrates: 4gProtein: 12gFat: 28gSaturated Fat: 16gCholesterol: 85mgSodium: 899mgPotassium: 241mgFiber: 1gSugar: 2gVitamin A: 770IUVitamin C: 16.3mgCalcium: 268mgIron: 1.4mg

Nutrition information is automatically calculated, so should only be used as an approximation.

Did you make this? Leave a comment!

More Casserole Recipes to Try

Meet Becky Hardin

Becky Hardin is a wife and mother living in Saint Louis Missouri. She founded The Cookie Rookie in 2012 as a creative way to share recipes. Now, she is a trusted resource for easy cooking around the world, being featured in Taste of Home, The Kitchn, ABC’s Home and Family, and more. Here at The Cookie Rookie she is the editor in chief of all recipes and continues to enjoy sharing her passion for cooking for busy families. She has since founded two additional food blogs, Easy Chicken Recipes and Easy Dessert Recipes.

4.49 from 88 votes (84 ratings without comment)
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20 Comments
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Krisie
Krisie
June 22, 2024 7:52 pm

With your Reuben casserole, I’m guessing the corned beef has been cooked first?5 stars

Samantha Marceau
June 24, 2024 8:33 am
Reply to  Krisie

Hi Krisie, yes, we used precooked corned beef in this recipe.

Kelly M
Kelly M
May 10, 2022 3:49 pm

I made this for St Patrick’s day and we loved it so much that I went to the store after dinner to grab a couple more corned beef briskets to put in the freezer so I could make it a couple more times before they bring out the briskets again next year. Tonight is round 2 of this delicious dish for dinner. Thank you for sharing this recipe!!5 stars

Becky Hardin
Becky Hardin
May 16, 2022 4:07 pm
Reply to  Kelly M

I love hearing that, Kelly!

Katherine Kossaras
Katherine Kossaras
May 18, 2020 1:53 pm

This was a marvelous meal. So delicious and leftovers the next day were just as good. My husband asks for this every couple of weeks, he loves it.5 stars

Becky Hardin
Becky Hardin
June 1, 2020 2:46 pm

That’s always a good sign!! SO happy to hear you all loved it!

Traci Kenworth
Traci Kenworth
February 29, 2020 5:50 am

Oh, LOVE this!

Becky Hardin
Becky Hardin
March 1, 2020 4:22 pm
Reply to  Traci Kenworth

Thank you, Traci!!