Peel the garlic and shallot. Finely dice the shallot, press the garlic through a garlic press. Mix vinegar, mustard, garlic, shallot, salt and pepper. Finally, beat in olive oil. Wash, drain and quarter the tomatoes. Mix tomatoes and vinaigrette and put aside.
Clean the lamb's lettuce and chicory, wash thoroughly and drain. Leave some chicory leaves whole and cut the rest into fine strips. Mix the chicory strips with the tomatoes. Arrange the lamb's lettuce and chicory on plates and place the marinated tomatoes on top. Serve immediately with fresh baguette