Gruijt beer

‘Gruiter, De Gruijter, De Gruytter, De Gruyter, De Gruytere, De Gruytters, Gruyters, Gruijters, Grutter, Gruter, Grütter, Grüter, Grüters, de Gorter, Gorter. All these names come from ‘gruit’: a herbal mixture that used to be added to beer to give it its taste. And all of them are the names of people who supplied the herbal mixture or mixed it with the beer.’