How do you improve a McVities Hob Nob? For many, the answer is simple: add a delicious layer of Milk Chocolate. This brilliant idea was conceived long ago by McVities in the form of the now hugely popular McVities Chocolate Hob Nob.The only problem with these biscuits is that once the packet is open, they never seem to last long. Thankfully, this McVities Chocolate Hob Nobs Twin Pack will keep all the family happy for at least a few days.McVities Chocolate Hob Nobs contain no artificial flavours or colours, and are made with 45% oat and wholemeal.