Fettuccine with Zucchini and Onions

Name: Fettuccine with Zucchini and Onions
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: Italian
Ingredients: 2 zucchini (2 cut in half and cut into matchsticks zucchini); 1 yellow onion (1 small peeled and thinly sliced yellow onion); 1 tbsp olive oil (1 tablespoon olive oil); 2 tbsps unsalted butter (2 tablespoons unsalted butter); 1 pound pasta (1 pound fettuccine pasta)