Mince the lemongrass, ginger, garlic, and red chili finely.
Combine them in a bowl with the chopped cilantro.
This mixture will add vibrant flavors to your fish cakes.
Add the salmon to a food processor.
Pulse it until coarsely ground, then add the spice mixture from Step 1, along with fish sauce, lime juice, egg, and bread crumbs.
Mix well.
Wet your hands slightly to shape the mixture into golf ball-sized patties.
Flatten them gently to form disks.
Line them on a tray.
Refrigerate the patties for about 20 minutes.
Chilling helps them hold their shape better during cooking.
Heat vegetable oil in a large pan over medium heat.
Fry the fish cakes in batches for 3-4 minutes per side until golden brown and cooked through.