Preheat oven to 350 degrees F
In a large bowl mix together ground beef, green pepper, onion, carrots, garlic, cornmeal, eggs and ketchup.
Prepare a large sheet pan with a piece of aluminum foil. Spray with cooking spray. Pour meat mixture into center of foil, form into a loaf. Fold ends of aluminum foil around meatloaf.
Spread potatoes and carrots around meatloaf. Drizzle with olive oil, salt and pepper. Toss to coat veggies. Glaze top of meatloaf with additional ketchup.
Bake 50 minutes. Add broccoli, drizzle with olive oil. Bake for another 20 minutes, or until center of meatloaf reaches an internal temperature of 160 degrees F.