Heat 2 tablespoons of oil in a frying pan. Fry 2 portions of baguette slices on both sides until golden brown. Take out and drain on kitchen paper.
Rinse capers and drain well. Chop half the capers. Cut avocado in half, remove seeds. Remove the flesh from the skin and crush finely with a fork. Mix with lemon juice, chopped capers and crème fraîche.
Season to taste with salt and pepper.
Cut the tomatoes into strips. Dust the remaining capers with flour. Heat 1 tablespoon of oil in a small pan. Fry the capers in it until crispy and drain them on kitchen paper. Also fry the tomatoes briefly in the frying fat and remove.
Spread baguette slices with avocado cream, sprinkle with capers and tomatoes.