Preheat oven to 375°F (190°C).
Heat a large skillet over medium heat and cook ground beef until browned.
Add chopped onion and cook until softened.
Stir in garlic, salt, pepper, paprika, and Worcestershire sauce.
Pour in beef broth and simmer for 5 minutes until slightly thickened.
Transfer the beef mixture to a greased baking dish.
Sprinkle shredded cheddar cheese evenly over the beef layer.
Prepare Cheddar Bay biscuit mix with milk according to package instructions.
Spoon biscuit batter evenly over the cheese layer.
Bake uncovered for 35–40 minutes until biscuits are golden brown.
Brush melted butter over biscuits and sprinkle with parsley.
Let rest for 5 minutes before serving.