Recipe: Spaghetti Squash Taco Pie

Name: Recipe: Spaghetti Squash Taco Pie
Ingredients: 2 medium spaghetti squash (about 5 pounds total); 3 tablespoons vegetable or olive oil, divided; 2 teaspoons ground cumin, divided; 1 medium yellow onion, finely chopped; 1 pound ground beef; 1 medium red bell pepper, diced; 2 cloves garlic, minced; 1 tablespoon chili powder; 1 teaspoon kosher salt, plus more as needed; 1 teaspoon paprika; 1/2 teaspoon ground coriander; 1/4 teaspoon cayenne pepper (optional); 1/2 cup water; 2 cups grated sharp cheddar cheese