01 - Combine ground pork with half the minced garlic and shallots, 1 tbsp fish sauce, 1 tbsp sugar, oyster sauce, soy sauce, black pepper, and a splash of oil. Mix thoroughly and shape into small 2-3 cm thick patties.
02 - In a separate bowl, coat pork slices with remaining garlic, shallots, fish sauce, sugar, and oil. Let both patties and slices marinate for at least 15 minutes.
03 - Dissolve sugar in warm water, then stir in fish sauce, rice vinegar or lime juice, garlic, chili, and carrot if using. Adjust to achieve balance of sweet, salty, sour, and spicy flavors.
04 - Prepare rice vermicelli according to package directions. Drain thoroughly and rinse with cold water to halt cooking process.
05 - Preheat grill or grill pan over medium-high heat. Cook pork patties and slices for 3-4 minutes per side until thoroughly cooked and caramelized.
06 - Arrange noodles, herbs, lettuce, bean sprouts, and cucumber on serving plates.
07 - Serve grilled pork hot with noodles and fresh herbs. Place dipping sauce on the side for diners to combine and dip as desired.