Wash and peel the carrots. Cut half of the carrots into large pieces and cook in the broth with the clove of garlic and a pinch of curry. Finely grate the remaining carrots. Wash tomatoes and cut into thin slices.
Preheat the oven to 200 ° C top / bottom heat.
Add the milk and sour cream to the carrots in the broth, puree everything finely and season to taste.
Grease a large, rectangular baking dish. Layer alternately with lasagne sheets with carrot sauce, shredded carrots and tomato slices. Scatter the cheese over the top layer of carrot sauce.
Bake the lasagna in a hot oven for 30-40 minutes until golden brown.