I am a sucker for new year rituals. In Colombia, it’s traditional to run around with an empty suitcase to invite a year filled with adventure, but, personally, I prefer to start the year with a fitness challenge. This year’s is an ab-focused one, in the hope that I’ll get the type of muscles you could play a drum solo on. When it comes to cooking, meanwhile, and after the heaviness of festive food, I like something nourishing but undemanding, and inevitably that means soup. This week’s is a simple recipe that involves a stir, a boil, with the last