Preheat the oven to 200C.
In a small bowl mix all the garlic butter ingredients. Set aside
In another small bowl, mix the topping ingredients, set aside.
Like a baking tray with parchment paper and spray with ½ tbsp olive oil.
Place the disks on your baking sheet, in a single layer, spray with another ½ tbsp of olive oil. Lay on the fresh thyme sprigs and sprinkle with salt and pepper.
Bake for about 20 minutes or until tender.
Smash the baked sweet potato disks, in the middle, with a fork.
Brush each disk with garlic butter mix. Return to the oven and broil for about 2 minutes.
Sprinkle with grated cheese and serve.