INGREDIENTS
2 tbsp
butter
1
large onion, diced
8 oz
sliced mushrooms
2 lb
top round steak, cubed or cut into strips
14 oz
beef broth
1/2 cup
marsala (or sherry)
2 tbsp
Worcestershire sauce
2 tbsp
prepared horseradish
1 tsp
salt
1 tsp
black pepper
1/2 tsp
garlic powder
1/4 cup
all-purpose flour
1/4 cup
cold water
1 cup
sour cream
for serving: noodles, cooked rice, mashed potatoes