INGREDIENTS
2 oz
dried wild mushrooms
1 lb
lean ground beef
1 tbsp
milk
1
2-in square of white bread, crust removed
1 tbsp
finely chopped yellow onion
1 tsp
salt
Freshly ground black pepper
2 tbsp
chopped prosciutto or unsmoked ham
1/3 cup
freshly grated Parmesan cheese
1/4 tsp
minced garlic
1
lightly beaten egg yolk
1/2 cup
unflavored bread crumbs
4 tbsp
tomato paste
2 tbsp
vegetable oil
1 tbsp
butter
1/3 cup
dry white wine