Preheat the oven to 350 degrees Fahrenheit
Mix the meat mixture together with the breadcrumbs, broccoli, shredded cheese, eggs, and salt and pepper in a large bowl
Take a scoop of the meat mixture and place it in the palm of your hand and flatten it out into a patty
Place a cheddar cheese cube in the middle of the patty and gently wrap the meat mixture around the cheese making sure it's completely covered
Place your meatball onto a greased cooking sheet
Bake the meatballs for 22 mins and serve warm