A few weeks later, she opens her food store, which she simply calls "Au Suisse".

Mrs. Togni started selling rollmops and mackerel in barrels. But she quickly expanded her range of specialties to promote Swiss products. She was even the first to import emmenthal. It was the time when Brussels was shining.

Popular balls brightened up the center of the capital and the gueuze flowed freely. So much so that from time to time, it was good to have something to eat and why not a good sardine from "Togni" that you could taste by hand. To prevent the sardine from leaking out of the barrel, it was served on a slice of bread.

The ancestor of the sandwich was born!