Bovril Beef Hot Drink Costs Less FluOriginal vintage food advertising poster for Bovril Bovril costs less than 'flu featuring bold black lettering on a white background in a double line black frame border. Printed in Britain in the 1930s, this campaign used puns and word play to resemble the public announcement propaganda posters of the time. Developed by John Lawson Johnston in the 1870s, Bovril is a beef meat extract paste often used to make a hot drink or added as a flavour to stews