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