Peel the zucchinis and cut them into rounds. Sauté them in an oiled pan. Season with pepper.
While cooking, prepare the béchamel sauce: melt the butter in a saucepan with the flour. Gradually pour in the milk, over medium heat, until the mixture thickens. Add a pinch of nutmeg.
In an oven-safe lasagna dish, place 2 lasagna sheets side by side. Layer with some zucchini and a few slices of Goat Log Le Berger. Also, pour in some béchamel sauce.
Cover with 2 lasagna sheets and repeat the process 4 times to assemble the lasagna. Finish with béchamel and grated emmental.