Roast the sesame seeds in a pan without fat until golden brown, remove and allow to cool. Clean and wash the spring onions. Cut one into fine rolls, chop the rest finely. Clean the chilli, cut lengthwise, wash and remove the seeds.
Cut the pod into small pieces. Wash chives, shake dry, cut into fine rings. Chop ginger finely. Wash the meat, dab dry and chop finely.
Mix the prepared ingredients, except for the spring onion rings, with chilli sauce, oil, sherry and soy sauce, season with salt and pepper. Arrange the tartar, sprinkle with leek and onion rings