Adapted from keyingredient.com
pounds ground sirloin
teaspoons Worcestershire sauce, eyeball it
cup Italian bread crumbs, a couple of handfuls
cup grated Parmesan, Parmigiano-Reggiano or Romano cheese
cloves garlic, chopped
Salt and pepper
Preheat oven to 425. Mix beef and Worcestershire, egg, bread crumbs, cheese, garlic, salt and pepper. Roll meat into 1 1/2 inch medium-sized meatballs and place on nonstick cookie sheet or a cookie sheet greased with extra-virgin olive oil. Bake balls 10 to 12 minutes, until no longer pink.