King Charles is currently battling cancer, but Queen Camilla is helping her husband change his lunchtime routine as he undergoes treatment. According to reports, the monarch often skips lunch, but now Camilla is pushing her husband to follow the doctor’s orders and eat in the middle of the day. “With some reluctance, he now has something to eat at lunchtime – a snack, really,” a source shared. “He now eats half an avocado to sustain him through the day.” “It’s important, particularly if you have got an illness,” they added. OK! previously reported Charles will “pause” treatment for his 11-day …