Preheat the oven to 350 degrees. Grease a 9x13 baking dish!
In a large bowl, mix together the melted butter, sour cream, and cream of chicken soup. Add a pinch of salt, pepper, and parsley!
Add in the diced potatoes. Stir until it is all mixed together.
Pour into a baking dish - top with cheddar cheese!
If baking right away, sprinkle the top with the crushed potato chips. If freezing or storing in the refrigerator until bake time, seal tightly and top with chips before baking!
Bake for 60 minutes and serve after 10 minutes of cooling!