Blueberry-Nectarine Cobbler Dec 31, 1999 INGREDIENTS:1 2/3 cups flour ½ cup sugar, divided 6 Tbsp. cold butter, cut into ½-inch cubes 1 ½ Tbsp. baking powder ¼ tsp. salt 3/4 cup heavy cream, divided 4 cups blueberries 1 ½ pounds (6 medium) nectarines, pitted...