In a large bowl, mix the juice, fish sauce and sugar. Whisk in the oil and season. Add the chiles, scallion whites and peanuts. Toss in the papaya and check for seasoning. Let stand 20 minutes before serving.
SPICY GRILLED SHRIMP: Mix everything together and let marinate for 15 minutes. Season shrimp and place on a hot, oiled grill. Turn frequently and cook for about 8 minutes. PLATING Place a small mound of salad and top with 3 shrimp. Garnish with sliced scallion greens.
Wine Suggestion: DVX Champagne 1994 by Mumm Cuvee Napa