Baked Fettucine - cooking recipe

Ingredients

1 lb. spinach fettucine
2 oz. butter
1 onion, finely chopped
1 1/4 to 1 1/2 c. sour cream
1 c. cream
1/4 tsp. ground nutmeg
1/2 c. freshly grated Parmesan cheese
salt and freshly ground black pepper to taste
1 c. freshly grated Mozzarella cheese

Preparation

Preheat the oven to moderate 350\u00b0.
Add the fettucine to a large pan of rapidly boiling water and cook until just tender. Drain well and set aside.
While the pasta is cooking, melt the butter in a large pan.
Add the chopped onion and stir constantly over low heat until the onion is tender.
Add the drained fettuccine to the pan.