Baked Potato Cheddar Soup

3 medium russet potatoes (about 1/2 pound each) 4 tablespoons unsalted butter 2 medium leeks , sliced and rinsed well (white and light green parts) 2 medium[...]

12 slices bacon , fried,cooled,and crumbled 1/2 cup butter 1/2 flour 6 cups milk 1 cup sour cream 2 cups extra-sharp cheddar cheese , grated 4 green onions ,[...]

1/3 cup all-purpose flour 3 cups milk 2 large potatoes (baked, peeled, and coarsely mashed) 1/3 cup cheddar cheese , shredded 2 tablespoons cheddar cheese ,[...]