It's dinner time!

Ingredients

• 1 ½ tablespoons chili powder
• 1 teaspoon ground cumin
• 1 teaspoon smoked paprika
• 1 teaspoon garlic powder
• 1 teaspoon onion powder
• ¼ teaspoon ground black pepper
• ¼ teaspoon sea salt
• ¼ teaspoon cornstarch
• ⅛ teaspoon cayenne pepper
• 2 medium sweet potatoes
• 2 tablespoons olive oil