01 - Place the potato chunks into a large pot and cover with cold water. Add 1 teaspoon of salt.
02 - Bring the water to a boil over high heat, then reduce to simmer and cook until potatoes are very tender, approximately 15 to 18 minutes.
03 - Drain the potatoes thoroughly and return them to the hot pot. Allow them to steam dry for 1 to 2 minutes.
04 - Using a potato masher or ricer, mash the potatoes until smooth and free of lumps.
05 - Gradually blend in the warmed milk, cream, and butter until the mixture is fully combined and creamy.
06 - Adjust seasoning by adding additional salt and freshly ground black pepper as desired.
07 - Transfer the mashed potatoes to a serving dish and garnish with chopped chives or parsley if preferred. Serve immediately.