the ingredients:
1 lb. rigatoni
1 tbsp. olive oil
1 10-oz. package frozen spinach (thawed)
2 cups ricotta cheese
5 tbsp. grated parmigiano regianno
1/2 tsp. grated nutmeg
3/4 tsp. salt
1/4 tsp. fresh-ground black pepper
1 1/2 cups grated fontina cheese (about a 6 oz. piece)
the method:
preheat the oven to 450, and spray a 9 x 13 baking dish.
bring a generously salted pot of water to a boil.
in the meantime, squeeze as much of the water as possible from the spinach. put the spinach in a food processor, and puree it with the the olive oil, ricotta, three tablespoons of the parmigiano, the nutmeg, salt, and pepper. stir in half of the fontina.
cook the rigatoni until al dente, about 12 minutes. drain the pasta, and stir the spinach mixture into it. top with the remaining fontina and parmigiano. bake the pasta until the top is golden brown, 15 to 20 minutes.
adapted from a food and wine recipe.