Cornbread with dressing

6 cups roughly crumbled day-old cornbread 3 tablespoons red wine vinegar 1 teaspoon grainy mustard , such as creole 1/3 cup olive oil 1 (15 ounce) can black[...]

12 tablespoons butter (1 1/2 sticks) 2 cups finely-chopped yellow onions 3 tart apples , cored and chunked, but not peeled (Jonathan, Winesap or Granny Smith)[...]

6 cups roughly crumbled day-old cornbread 3 tablespoons red wine vinegar 1 teaspoon grainy mustard , such as creole 1/3 cup olive oil 1 (15 ounce) can black[...]

12 tablespoons butter (1 1/2 sticks) 2 cups finely-chopped yellow onions 3 tart apples , cored and chunked, but not peeled (Jonathan, Winesap or Granny Smith)[...]