Salty rice pie

Preparation:

Preparation: Finely chop the onion, brown it in half the butter, then add the rice and slowly cook it al dente adding the broth. Meanwhile, chop the spinach and brown it in the butter. When the risotto is ready, add the spinach, 100 g of Parmesan, the salt, the pepper and the eggs. Mix well and pour the mixture into a buttered pan, cover with the remaining cheese and a few knobs of butter. Place in a hot oven at 180 degrees for 15 minutes.