Article continues below advertisementOK! can reveal King Charles is quietly redefining royal life with a mealtime rule so strict it has earned him an unflattering new nickname, as the monarch doubles down on a broader plan to make the monarchy appear leaner, less lavish and more in tune with the financial pressures facing British taxpayers.Charles, 77, has long been associated with privilege, but those closest to him say his approach to food is almost puritanical.