Boil the pasta in parallel with the cooking sauce from the zucchini. Pasta cook al dente (on the tooth). Make a sauce. In a high saucepan pour olive oil, heat it and spread finely chopped onion. Fry onions on low heat for a minute. Zucchini cut thinly. Send to the onions, add a little fire and fry for a couple of minutes. Salt and pepper to taste.
Remove the lemon zest.
The zest and the cream sent to the pot the zucchini with the onions. Let the cream evaporate a little.
Put the paste. Stir. Hold for a few more minutes over low heat. This is done.
Grate the Parmesan cheese. Enough a small piece of for 2 - ' s helpings or to Italian tastes. Cheese pasta will not spoil! Melissa or mint and dry it with a paper towel.
Serve by placing the pasta with zucchini in a bowl. Top sprinkle with Parmesan and lemon balm or mint leaves.