INGREDIENTS
1 tbsp
olive oil
1
yellow onion, chopped
2
celery stalks, finely chopped
1
garlic clove, minced
3
or 4 slices white bread
1/4 cup
milk
1 lb
ground beef chuck
1/2 lb
ground pork shoulder or butt
1/2 lb
ground veal shoulder or leg
8 oz
tomato sauce
1
egg, lightly beaten
Salt and freshly ground pepper,
1/4 cup
ketchup