Buttermilk Cake with Blueberry Sauce and Whipped Cream

Between last week’s sandwich, and today’s cake, you can probably tell I have a thing for buttermilk. It’s right up there with cream cheese as one of my favorite ingredients to use in cooking and baking. I was flipping through Joy’s cookbook on Sunday, looking for some inspiration on what to make for dessert for a dinner party we had last night, when I spotted it. A simple buttermilk cake…