For this tasty pierogi casserole, sauerkraut, onion, mushrooms, and pasta are combined and baked in a rich, buttery sauce. If you are making this ahead and are going to reheat it in the oven you may have to add a little water. If cold, bake at 350 degrees for 1 1/2 to 2 hours.
Preparation Time
10 mins
Cooking Time
1 hr 20 mins
Total Time
1 hr 30 mins
Calories
529 Calories