Mary Berry's 1-Step Cranberry Sauce Takes 'Seconds' To Make

The fewer steps I can take while making Christmas dinner, the better. 

I already boil my potatoes the night before roasting them for an easier roast and crunchier result, and I’ve kept airtight containers of easy-peasy fudge in my fridge for last-minute gifts for years now. 

But it never occurred to me that making cranberry sauce ― which I always assumed involved as many sugar thermometers and stovetop sweating as jam ― could be made last minute. 

At least, I didn’t until I read Mary Berry’s recipe...