Best Meat Loaf Ever

Peter found this meat loaf recipe online. Take our word for it...
the best EVER! Enjoy! Serves 4-6 with leftovers.

1 cup finely chopped onion
1 celery rib, chopped fine
1 T. minced garlic
1 carrot, chopped fine
1/2 cup finely chopped scallions
2 T. unsalted butter
1 1/2 tsp. salt
1 1/2 tsp. pepper
2 tsp. Worcestershire sauce
2/3 cup ketchup
1 1/2 lbs. ground chuck
3/4 lb. Italian sausage (mix sweet & spicy)
1 cup bread crumbs
2 large eggs, beaten slightly
1/3 cup fresh minced parsley leaves

1. Preheat oven to 350.
2. In a heavy skillet, cook onion, celery, carrot, garlic, & scallions in butter, over medium heat, stirring for about 5 minutes. Cover & stir occasionally until carrots are tender, about 5 more minutes. Stir in S&P. W sauce, & 1/3 cup ketchup. Cook for 1 more minute.
3. In a large bowl, combine the meats, eggs, vegetables, bread crumbs, & parsley. Form into a loaf and put into rectangular baking pan w/ 2 inch high sides. Cover the loaf with remaining ketchup.
4. Bake for 1 hour.