1 (3.5-pound) spaghetti squash
1 tablespoon olive oil, divided
2 slices center-cut bacon, chopped
1 pound chicken breast, cut into bite size pieces
1 teaspoon kosher salt, divided
1/2 teaspoon freshly ground black pepper, divided
1.5 cups chopped onion
3 garlic cloves, minced
1 Poblano pepper
8 ounces sliced crimini mushrooms
1 teaspoon Italian Seasoning
1/2 cup dry white wine
2 tablespoons tomato paste
1/4 cup cup julienne sun-dried tomatoes, packed without oil
1 1/4 cup cup fat-free, less-sodium chicken broth
6 ounces fresh spinach, chopped
1/2 cup grated fresh Parmigiano-Reggiano cheese, divided