Financiers are cake-like cookies, usually made with hazelnut or almond flour. Named for the stockbrokers, financiers, of Paris and originally shaped like gold ingots, they were meant to be a rich treat for the rich men. My rendition—a treat for everyone—is made with ground pistachios, has matcha and whole wheat flour, and is baked in mini muffin tins. Matcha, the brilliant green tea powder, adds gorgeous color and a very soft note of bitterness, while the whole wheat adds sweetness. I love these plain, as a snack, but they take to being fancied up. Try them with a white chocolate dip, which can be tinted with matcha. And if you sprinkle them with matcha and/or a little freeze-dried raspberry powder, they’ll be ready for Christmas. A Word on the Matcha: Choose an affordable culinary- or lower-grade tea; baking destroys the nuance of high-quality matchas. Plan Ahead: The batter must be …