Cook the tagliatelle in salted water until al dente.
In the meantime, peel the asparagus and cut into pieces. Heat the oil in a pan and fry the asparagus in it. Add the squeezed garlic, stir and pour a little balsamic vinegar and vegetable stock to soften the asparagus. Add 1 teaspoon of sugar.
Add the drained pasta to the asparagus, mix everything well, season with herb salt and fold in the grated cheese.