Cook the pasta in boiling salted water according to the instructions on the packet. Roast the pine nuts in a pan without fat until golden brown, take them out. Peel, wash and finely dice carrots. Peel garlic and press it through a garlic press.
Heat the oil in a pot. Sauté garlic and carrots for 2-3 minutes. Add tomato paste and sauté briefly. Add tomatoes and stock, simmer for about 3 minutes at low heat. Wash the thyme, dab dry, pluck the leaves from the stalks except for a little bit for garnishing.
Add the leaves to the sauce, season with salt, pepper and sugar. Drain the noodles and let them drip off a little. Crumble the feta cheese. Arrange pasta and sauce, sprinkle with feta cheese and pine nuts.
Garnish with thyme.