2 tablespoons extra virgin olive oil
1 pound lean ground beef
1 large egg
1/2 cup finely chopped white onion
1/2 cup panko bread crumbs
1/2 cup freshly grated parmesan cheese
1/4 cup milk
2 tablespoons minced garlic
1 tablespoon worcestershire sauce
1 tablespoon yellow mustard
1 teaspoon hot sauce
1/2 teaspoon kosher salt
1/4 teaspoon freshly ground black pepper
1/4 teaspoon garlic salt
10 (1 inch) mozzarella balls

preheat oven to 350°. grease a 9″x13″ baking dish with oil.

place beef, egg, onion, bread crumbx, parmesan, milk, garlic,  worcestershire, mustard, hot sauce, salt, pepper and garlic salt into a large mixing bowl, stirring until just combined. take 1/4 cup beef mixture and press into center with your thumb to make room for the cheese ball. place cheese in the middle, then with your hands, enclose the cheese with the beef, making sure the cheese is completely covered. place meatballs into prepared baking dish. bake for 30-35 minutes, or until cooked through.

makes 10 meatballs