Step 1

Sprinkle cut sides of squash with salt and pepper. Microwave in large bowl, covered, until tender, about 15 minutes.

Step 2

Meanwhile, combine sausage, apple, onion, 2 tablespoons melted butter, and sage in 12-inch nonstick skillet. Cook over medium-high heat, breaking up sausage with spoon, until sausage begins to brown and apple and onion are softened, about 10 minutes. Stir in broth and cranberries and bring to simmer. Off heat, stir in bread.

Step 3

Adjust oven rack 8 inches from broiler element and heat broiler. Transfer squash, cut side up, to rimmed baking sheet. Mound sausage mixture into squash, packing lightly with back of spoon. Brush filling and squash edges with remaining 2 tablespoons melted butter. Broil until lightly browned, 4 to 5 minutes. Serve.