Instructions

1. Preheat oven to 400.
2. Pour 1 tablespoon olive oil over squash. Place cut side down in a baking pan and cook, 45-50 minutes.
3. Meanwhile, heat 1 tablespoon olive oil in a large skillet, season sausage with salt and bay leaf, brown over medium-high heat. Remove to a large bowl.
4. Turn down heat to medium-low and add stock, stirring up sausage bits from the bottom of the pan. Add onion and cook, 2-3 minutes. Add kale, season with salt, pepper, and nutmeg, wilt. Combine with sausage.
5. Remove squash from the oven and carefully scoop out ¾ of the flesh. Incorporate into sausage and kale. Taste and season with salt, if necessary.
6. Return mixture to the hollowed-out squash halves.
7. Top with grated Gruyere cheese.
8. Change the oven setting to broil and put the baking pan with the squash in, 5-10 minutes, until the cheese is bubbling and brown.