Preheat the oven to 350° F; lightly oil two 8-1/2 x 4-1/2" loaf pans.
In a large bowl, combine the beef,pork, eggs, bread crumbs, onion, green and red bell peppers, 2 tablespoons Worcestershire sauce, cracked peppercorns and salt just until well blended; do not over mix.
Divide the meat mix in half, shape into 2 loaves, and place in the prepared loaf pans. bake for 50-60 minutes, or until the internal temperature taken with an instant-read thermometer is 155°F.
In a small bowl, stir the ketchup, brown sugar, mustard and the remaining 1/2 teaspoon of Worcestershire sauce. brush the meatloaf with the ketchup mixture and bake for 10 minutes longer.
Remove meatloaf from oven and let stand for 10 minute before serving.