Have you ever noticed that a great many different cuisines incorporate dishes that pair some type of green leafy ingredient with some type of fat-rich ingredient? In the Mediterrean it might be simply green leafy lettuce and olive oil, parsley salad with tahini dressing, or sauteed greens + pignola (pine) nuts, not to mention pesto itself (basil + pignolas, traditionally). In Northern or Eastern Europe you might find cabbage and mayonnaise (cole slaw), or spinach with bacon dressing. In the far East it might be deep-sea fatty fish and seaweed (sushi). If you take the time to look, you will find green leaves combined with fats over and over again in cuisines the world over. 

This cannot be a coincidence. I am going to predict that someday we will discover that eating greens with fat increases the availability, perhaps by gut absorption, of certain nutrients in the greens. Or maybe the fats. Or maybe both. Continue reading →