Cut the sausage in half rounds and chop the onion
Sauté the sausage and onion until lightly browned. Should be around 5-10 min on medium-high heat
Mince the garlic and add to the pan. Sauté for 1 min while stirring
Add the wine and let it cook for another minute
Stir in the tomatoes, cream and gnocchi. When it starts to bubble again, then lower the temperature to medium and put a lid on it. Cook for 5 min
Remove lid, stir and test if the gnocchi is ready, otherwise cook a few more minutes
Grate the parmesan cheese and add together with basil, salt and pepper