Ingredients

• 14 serrano chilies
• 3 lon set aside (inches)
• 1 lb flank steak
• 1/2 c water
• 1/2 c onion (finely chopped yellow)
• 1/4 c vegetable oil
• 3 tb fish sauce
• 1/4 c garlic (finely chopped)
• 2 tb vegetable oil
• 1 tb granulated sugar
• 1/2 c mint