INGREDIENTS
2 tbsp
extra virgin olive oil
1 lb
lean ground beef
1
large egg
1/2 cup
finely chopped white onion
1/2 cup
Panko bread crumbs
1/2 cup
fresh grated parmesan cheese
1/4 cup
milk
2 tbsp
minced garlic
1 tbsp
Worcestershire sauce
1 tbsp
yellow mustard
1 tsp
hot sauce, like Tabasco
1/2 tsp
kosher salt
1/4 tsp
freshly ground black pepper
1/4 tsp
garlic salt
10
1-inch Mozzarella balls