Clean, wash and chop the spring onions. Fish fillet wash, dab dry and dice. Puree in the universal chopper. Mix fish mince, spring onions, egg, breadcrumbs, some salt and pepper.
Form 6 small meatballs. Heat 2-3 tablespoons of oil in a frying pan and fry the meatballs for about 6 minutes while turning. In the meantime, bring milk and 100 ml water to the boil, remove from the heat and stir in the puree powder with a whisk.
Add butter and season with salt and nutmeg. Keep warm. Wash the apple, core it and cut it into fine sticks. Wash the dill, dab dry and cut finely except for a little garnish. Remoulade, Jog
Wash and drain the lettuce and tomato. Cut the tomato into slices. Mix 2 tablespoons of water, remaining oil and salad dressing powder in a bowl until smooth. Arrange mashed potatoes, meatballs, tartar sauce and salad on two plates.
Pour vinaigrette over the salad and serve garnished with remaining dill and lemon wedges.