Instructions

  1. Heat oil in heavy large pan over high heat.
  2. Add yams and saute until begining to brown, about 10-12 minutes.
  3. Reduce heat to medium.
  4. Add onion, serrano pepper, and ginger; saute until onion is just tender, about 4-5 minutes.
  5. Allow to continue cooking for about another 5 minutes, stirring just occasionally.
  6. Sprinkle potato mixture with lime juice and either parsley or cilantro.
  7. Season with salt and pepper to taste.