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| ground beef: 1 lb |
| onions (chopped): 1/2 cup (chopped) |
| eggs: 1 |
| bread crumbs: 1/2 cup |
| 2% milk: 1/4 cup |
| parmesan cheese (grated): 1/2 cup |
| parsley: 1 Tbl |
| worcestershire sauce: 1 Tbl |
| Dijon mustard: 1 Tbl |
| salt: 1/2 tsp |
| black pepper: 1/4 tsp |
| ketchup: 1 cup |
Credit: Food.com