Step 1

Preheat your oven to 350 degrees F.  Spray a 9 x 13 baking dish with cooking spray.

Step 2

Place bottom half of rolls in baking dish.  Arrange slices of corned beef evenly over rolls, then arrange cheese slices evenly over beef.  Sprinkle sauerkraut evenly over cheese.

Step 3

Drizzle as evenly as possible with dressing.

Step 4

Place top portion of rolls over slider ingredients.

Step 5

In a small bowl, combine melted butter, garlic powder, onion powder and poppy seeds.  Brush tops of rolls evenly with butter mixture.

Step 6

Cover loosely with aluminum foil and bake 10 minutes.  Remove foil and bake for an additional 10 minutes, or until browned and cheese is melted.