Blood Orange Upside-Down Cake
Upside-down cakes have a built-in wow factor with a layer of glaceed-looking fruit. Zest 2 oranges and reserve the zest. Using a sharp knife, remove the peel and white pith from all 3 oranges. Slice them about 1/4 inch thick, discarding any seeds. Place the slices on paper towels and blot the tops to remove excess moisture. Place brown sugar and butter in a small skillet. Cook over low heat until the mixture melts and bubbles, 4 to 5 minutes....