From ration kits to kitchen cupboards, OXO has been transforming mealtimes for over 100 years. In 1840, a German chemist named Baron Justus von Liebig invented meat extract. Shortly after, OXO was born and has continued to add magic to mealtimes with tasty new products. OXO Beef Stock Cubes transform your meal and is packed with big flavours. For a tasty stock, dissolve 1 cube in 190ml of boiling water.