Three seasoning ideas:
1/2 teaspoon crushed dried rosemary and 1/4 teaspoon garlic salt
1 tablespoon parsley, 1 tablespoon grated Parmesan cheese, and 1/2 teaspoon Italian seasoning
1 tablespoon grated Parmesan cheese and 1/4 teaspoon smoked paprika
Use sweet potatoes if preferred. Peel potatoes if desired.