It’s midnight on a Wednesday and I’m cooking a big pot of mince. If I’m testing recipes for my Telegraph column I rarely cook this late – you’re liable to forget things (I have, on occasion, had to go ...

Batch cooking soup and freezing it ahead of time ensures you have a nutritious meal waiting in the freezer for busy days. (Getty Images) We've all had days when we can't muster the energy to cook. But ...