01 -
Preheat oven to 375°F (190°C). Lightly grease an 8 x 8 inch (20 x 20 cm) baking dish with cooking spray.
02 -
Unroll crescent dough and press firmly into the prepared baking dish, covering the bottom and extending slightly up the sides. Pinch seams to seal gaps, reserving small dough pieces for patches if needed.
03 -
Arrange corned beef in an overlapping pattern over the dough. Evenly spread drained sauerkraut over the beef. Sprinkle shredded Swiss cheese generously atop. Drizzle Thousand Island dressing in zigzag lines over all, smoothing gently if desired.
04 -
Place the dish in the oven and bake for 22 to 25 minutes until the crust is golden brown and cheese is bubbling.
05 -
Allow to rest for 5 minutes to firm the cheese before slicing and serving.