One 2-pound butternut squash, halved lengthwise and seeded
Vegetable oil, for rubbing
Kosher salt and freshly ground pepper
1 pound prepared corn bread, cut into 1-inch cubes
1/2 pound thick-cut bacon, cut into 1-inch pieces
1 medium red onion, cut into 1/4-inch dice
1 celery rib, cut into 1/4-inch dice
2 garlic cloves, minced
1/4 cup chopped sage
2 teaspoons sugar
2 large eggs
1/2 cup chicken stock or low-sodium broth