01 -
1 small onion, chopped up.
02 -
1 clove garlic, finely chopped.
03 -
1 pound of extra-lean ground beef.
04 -
2 cups of beef stock.
05 -
12 ounces sliced mushrooms.
06 -
3 tablespoons plain flour.
07 -
2 teaspoons of Worcestershire sauce.
08 -
A dash of black pepper and salt.
09 -
3/4 cup of sour cream.
10 -
2 tablespoons fresh parsley, minced.