Verjuice originated in Roman times and was a staple of Parisian kitchens during the 14th and 15th centuries. Maggie Beer is based in Tanunda, in the heart of the famous Barossa Valley in Australia. They started making verjuice commercially in 1984. Made from the juice of unfermented grapes, use it as a gentle acidulant wherever you might find lemon juice or vinegar too tart - which means whenever you want the gentlest bite of flavor. Salad dressings, deglazing the pan when cooking fish and chicken, poaching dried fruit to serve with a glossy dollop of mascarpone.