Brew It Yourself, Part 2

A recipe, and a question

For Christmas, my wife bought me an electric milk frother for cappuccino and things like that. It’s a perfect gift: the kind of thing I like the idea of, but can’t justify buying for myself.

We had a little $15 stick battery-powered frother, which works about half the time and I can’t figure out why it does or doesn’t. This new one is a plug-in kettle st…