Carbonara - cooking recipe

Ingredients

1/4 lb. lean bacon
1/4 lb. butter
1/4 c. onion, sliced thin
1/4 lb. sliced Prosciutto, cut in strips
3/4 c. chicken broth
1 egg yolk
1/2 c. parsley, chopped fine
1/2 c. grated Parmesan cheese
1/2 lb. spaghetti

Preparation

Cook bacon crisp; crumble into bits and set aside.
Drain fat from skillet.
Add butter and onion; cook until soft.
Stir in Prosciutto.
Add chicken broth and bacon.