Remove the avocado from its skin. Puree cream cheese and avocado and season to taste with salt, pepper and a little lemon juice. Wash the dill, dab dry and chop finely, except for 2 flags.
Stir the chopped dill into the cream. Wash the tomatoes, grate dry and cut in half. Spread the avocado cream on 2 slices of crispbread. Sprinkle bread with chilli flakes and pepper and garnish with 2 tomato halves and dill each.