Blanch the zucchini in boiling salted water for one minute, refresh with ice cold water and pat dry on kitchen paper.
Mix together the cream cheese, creme fraiche, chopped herbs and garlic.
Season well with salt and pepper.
Layer the lasagne sheets on a plate with the cheese mixture and overlapping slices of zucchini.
Garnish with mint.
How to make your own lasagna dough: watch Sorelle Simili's video recipe