Preheat oven to 450 F.
Place the potatoes into a large bowl.
Add the butter, thyme, salt and pepper and toss to coat.
Transfer to a rimmed baking sheet lined with a silicon baking mat or aluminum foil.
Bake for 15 minutes. Flip the potatoes and cook another 15 minutes.
Add the chicken broth and garlic and stir. Cook another 15 minutes or until golden brown.
Remove and serve sprinkled with Parmesan cheese.