Preheat the oven to 375°F (190°C).
In a large skillet, brown the ground beef over medium heat.
Add chopped onion and minced garlic to the beef.
Incorporate diced potatoes into the skillet, stirring well.
Pour in beef broth and season with salt and pepper, mixing thoroughly.
Transfer the mixture into a greased baking dish.
Sprinkle cheddar cheese over the top.
Cover the dish with foil and bake for 25 minutes, then uncover and bake for an additional 15 minutes.
Let it cool for a few minutes before serving.