-
Chop the onions small, both the green and the white parts, and cook them in the milk until soft.
-
Drain, but don't throw away the milk.
-
Beat the spring onions into the hot mashed potato.
-
Add salt and pepper.
-
Gradually add enough milk, and beat it in to give it a smooth consistency.
-
Serve a helping on each person's warmed plate, and make a well in the middle to receive melted butter.
-
To eat it, take a forkful of the potato, and dip it into the butter well.