One thing I always make - and I'm sure this is partly to do with memory and yearning and because I've made it ever since my children were born - I make gingerbread every year. And it's partly just the perfume of the spices in the house, makes it smell like winter to me.
All the foods that you regularly eat are ones that you learned to eat. Everyone starts life drinking milk. After that, it's all up for grabs. From our first year of life, human tastes are astonishingly diverse.
If we are going to change our diets, we first have to relearn the art of eating, which is a question of psychology as much as nutrition. We have to find a way to want to eat what's good for us.