Ingredient
Squashed Potato Topper:
- 2 pounds baby red or yellow potatoes
- Kosher salt
- 2 tablespoons butter
- 2 tablespoons EVOO
- 1 teaspoon caraway seeds
- Freshly ground pepper
Casserole Filling:
- 2 tablespoons EVOO
- 1 pound thick-cut good-quality corned beef, chopped
- 1 pound ground beef sirloin
- 3 to 4 cloves garlic, finely chopped
- 2 to 3 small stalks celery with leafy tops, finely chopped
- 1 large fresh bay leaf
- 1 carrot, chopped
- 1 onion, chopped
- Kosher salt and freshly ground pepper
- 3 tablespoons butter
- 2 rounded tablespoons all-purpose flour
- 1 cup lager beer, room temperature
- 3 tablespoons Worcestershire sauce
- 2 tablespoons Dijon mustard
- One 10-ounce can beef consomme or 1 1/2 cups beef stock
- One 1-pound bag sauerkraut, rinsed and drained well
- 1 1/2 cups shredded good-quality Swiss cheese
- 1 cup shredded or crumbled sharp white Cheddar
- 1 small bunch watercress, chopped
Russian Dressing Topper:
- 1 cup sour cream
- 1/3 cup ketchup
- 2 tablespoons sweet pickle relish
- Few dashes hot sauce
- Kosher salt and freshly ground pepper
Cooking Steps
Preheat the oven to 400 degrees F.
For the potato topper:
- Boil the potatoes in salted water until just tender.
- Drain and transfer to a large bowl.
- Heat the butter and EVOO in a small skillet over medium heat and toast the caraway seeds.
- Pour the caraway mixture over the potatoes and season with salt and pepper.
- Spread the potatoes on a baking sheet and squish them with the bottom of a water glass to flatten them.
- Roast until crisp, 25 to 30 minutes. Leave the oven on.
Casserole filling:
- Heat the EVOO in a large Dutch oven over medium-high heat.
- Add the corned beef and cook until browned, and then remove to a plate.
- Add the ground beef and cook until browned.
- Add the garlic, celery, bay leaf, carrots and onions and season with salt and pepper.
- Cook until the vegetables are soft, about 5 minutes.
- Return the corned beef to the skillet.
- Heat the butter in a small skillet over medium heat.
- Whisk in the flour and cook, whisking, until light golden. Whisk in the beer, Worcestershire, mustard and consomme; season with pepper.
- Pour the gravy over the corned beef mixture and stir to combine.
- Transfer to a casserole dish and top with the sauerkraut, cheeses and potatoes.
- Bake until the cheese is melted and the casserole is heated through.
Russian dressing topper:
- Combine the sour cream, ketchup, relish and hot sauce and season with salt and pepper.
- Drizzle the casserole with the dressing and garnish with watercress just before serving.
Cook’s Note: The unbaked casserole can be covered and refrigerated for a make-ahead meal. Reheat in the oven before serving.