Wash the lemon, grate dry and cut in half. Squeeze one half, cut the other half into slices. Roast the almonds in a pan without fat while turning for about 4 minutes, remove and let cool. Put lemon slices into the pan and roast them on both sides for about 2 minutes, take them out. Prepare pasta in boiling salted water according to package instructions
Drain the artichokes. Wash the spinach and drain well. Peel and chop the garlic. Put 10 g almonds, artichokes, 50 g spinach, garlic and olive oil into a high mixing bowl and puree. Season to taste with salt, pepper and lemon juice
Drain the pasta, collecting about 50 ml of the pasta water. Mix the noodles, collected noodle water, artichoke puree, 100 g spinach, 15 g almonds and lemon slices. Arrange on plates