Drain sauerkraut and pineapple separately. In the meantime clean, wash and drain the romaine lettuce. Wash, clean and cut the peppers into small cubes. Cut pineapple into medium sized pieces.
Season vinegar with salt, pepper and sugar. Stir in the oil bit by bit. Wash the chives, dab dry and cut into fine rolls. Roughly chop the sauerkraut. Mix sauerkraut with pineapple and paprika and mix with the vinaigrette.
Arrange sauerkraut salad with romaine lettuce leaves and 1 slice of Parma ham on each plate and sprinkle with chives.