Heat oil in fryer or medium saucepan over medium heat.
For Meatballs: With a light hand, combine pork, egg, cilantro, lemon grass, jalapeños, cornstarch, soy sauce, garlic, sugar and salt in medium bowl. Roll into 3/4-inch meatballs. Fry a few meatballs at a time until lightly browned and no longer pink in center. Drain on paper towels.
For Spicy Dipping Sauce: Combine vinegar, soy sauce, jalapeños, green onion and sugar in small bowl.
Serve warm meatballs with wooden picks and Spicy Dipping Sauce.
For Baked Meatballs: Preheat oven to 350°F Place meatballs on greased, rimmed baking sheet. Bake for 20 minutes or until lightly browned and no longer pink in center.