Start by sauteing the chopped onion

Add the squash cook for about 2 min

Now add the rice and brown it, stirring constantly so it doesn't burn, for almost 10 min.

Add the wine and stir until it's absorbed by the rice

Add 1 cup of the vegetable broth, and stir until it's absorbed by the rice.

Keep adding broth and stirring until its absorbed for 20 minutes repeatedly: add broth, stir until it's absorbed, add more broth.

2 minutes before the end, add the Parmesan cheese and stir. Add the butter, and stir. Remove from the stove, cover and serve it after 2 minutes.