Butternut Squash Apple Soup with refried

6 slices bacon, cut crosswise into 1/2-inch pieces 2 celery ribs, chopped 1 carrot, chopped 1 medium onion, chopped 1/4 teaspoon cinnamon 3/4 pound boiling[...]

5 tablespoons unsalted butter 6 cups peeled seeded cubed butternut squash, cut into 1/2-inch cubes 2 cups chopped leeks , white and light green parts only 1/2[...]