Halve the tomatoes make a cross pattern into rounded not the cut side. gently fry cut side first for about 3 minutes turn onto cross side and fry until skin just starts to brown.
Drain sauerkraut and mix with the sauce, pepper and creme fraiche
Arrange lettuce on plates top with sauerkraut and grilled tomato.
Serve with jacket potatoes and sauted cepe mushrooms if you like.