INGREDIENTS
2 tbsps
olive oil
1 cup
breadcrumbs
1/4 cup
milk
1 1/2 lbs
ground beef
1
egg
1/2 cup
onions
4 tbsps
ketchup
1 tbsp
mustard
1 tbsp
worcestershire sauce
1 tsp
kosher salt
1 tsp
ground pepper
2 tbsps
butter
1 large
onion
8 ozs
cremini mushrooms
1 tbsp
worcestershire sauce
1 cup
beef broth
2 tbsps
cornstarch
1 serving
salt and ground pepper
1 serving
parsley
1 serving
optional garnish