Roasted Plum Cakes
These moist little cakes are so delicious, and the essence of summer. Just add a shady back porch and a cold ice tea. 12 cakes ½ cup granulated sugar Zest of one orange ½ cup unsalted butter, room temperature ½ cup brown sugar, divided 2 eggs ½ teaspoon vanilla extract Pinch of salt 1 cup flour ¾ teaspoon baking soda ¼ cup buttermilk (if you do not have buttermilk, use 1 tablespoon plain yogurt and the remainder in regular milk) 6 plums, cut in half (Powdered sugar for servi