greally's Notes:
Expand4 pounds mealy/floury potatoes (high-starch, not waxy, e.g. russet) Ask a question about this ingredient
200 milliliters Buttermilk Ask a question about this ingredient
4 tablespoons butter Ask a question about this ingredient
0.5 teaspoons salt Ask a question about this ingredient
Peel potatoes, cut into 1 cm slices.
Ask a question about this stepBring about 3 liters of water to a boil. Add enough salt (about a palmful) to make it taste pleasantly and noticeably salty.
Ask a question about this stepAdd potatoes to boiling water. Allow to boil for about 10 minutes until you can push a fork through easily.
Ask a question about this stepDrain in colander, then sit colander back on top of pot used for boiling to keep hot and to allow potatoes to dry somewhat.
Ask a question about this stepPut butter and buttermilk in a bowl large enough to accommodate potatoes. Microwave to melt butter. Don't worry when buttermilk looks curdled.
Ask a question about this stepUsing a potato ricer, rice potatoes into hot buttermilk/butter.
Ask a question about this stepFold liquid into riced potato until just mixed, do not overwork. If too dry, add a little more buttermilk and butter.
Ask a question about this stepTaste for saltiness, add salt if needed, and grind in some black pepper.
Ask a question about this stepCan hold in warm oven covered with foil, or preferably serve immediately.
Ask a question about this stepNozlee is the Assistant Editor of Food52.