Shaker Potatoes

5 tablespoons butter, cubed
2 cups potatoes, mashed
1 cup cheddar cheese, old,cubed
1 medium onion, sweet,minced
1/4 cup breadcrumbs
4 tablespoons parmesan cheese
1/2 teaspoon salt
1/4 teaspoon pepper

Preheat oven to 350 degrees Spread mashed potatoes in greased pan.
Pressed the cubed cheese into the potatoes.
Next spread the onions on top then sprinkle on bread crumbs, parmesan cheese, salt and pepper.
Top with butter cubes.
Bake at 350 degrees for 30- 45 minutes.