01 -
Lightly coat the baking dish with cooking spray to prevent sticking and ensure easy serving.
02 -
Distribute the rye bread cubes evenly across the bottom of the dish, pressing gently to form a uniform layer.
03 -
Process remaining rye slices into fine breadcrumbs using a food processor and set aside.
04 -
Spread half of the pastrami or corned beef evenly over the bread cubes, tucking slices into the corners for coverage.
05 -
Evenly distribute drained sauerkraut and diced dill pickles over the meat layer to add tang and brightness.
06 -
Scatter 1 teaspoon of fresh caraway seeds and 100 grams shredded Swiss cheese atop the sauerkraut and pickles.
07 -
Layer the remaining pastrami evenly over the cheese and press lightly to compact the layers.
08 -
Top with remaining shredded Swiss cheese and 1 teaspoon caraway seeds to create a flavorful crust.
09 -
Whisk together whole milk, eggs, creamy dressing, and yellow mustard until smooth and homogenous.
10 -
Pour custard mixture evenly over casserole, ensuring it seeps into all layers, then sprinkle breadcrumb topping evenly.
11 -
Cover casserole tightly with foil and bake in a preheated oven at 350°F (175°C) for 45 minutes until puffed and cheese bubbles.
12 -
Allow casserole to rest for at least 5 minutes before slicing to set layers; serve warm for optimal texture.