INGREDIENTS
1 lb
Ground beef
1
Garlic clove
1/2 cup
Mushrooms
1
Onion
2
sprigs Thyme
1
Egg, large
1 cup
Beef stock
1 tbsp
Tomato paste
1 tbsp
Ketchup
2 tbsp
Worcester sauce
2 tbsp
All-purpose flour
2
Black pepper, Freshly ground
2
Kosher salt
1 tbsp
Olive oil, extra-virgin
1/3 cup
Bread crumbs
2 tbsp
Butter, unsalted