Stir-fry the beef with ginger and garlic until cooked to your liking, then transfer to a plate.

Peel and thinly slice the onion, then sauté until golden and set aside in a bowl.

Roast the peanuts, crush them, and place in a bowl.

Make the dipping sauce: Mix fish sauce and water in a 2:1 ratio. Add vinegar or lime juice (1 tablespoon), sugar, MSG, and a pinch of salt to taste. Add finely chopped chili and garlic.

Once everything is ready, arrange in a bowl, add all the ingredients, toss well, and enjoy.