Now line the cupcake tray with cupcake liners, place once slice of potato, spread little butter garlic mix with a brush, sprinkle parmesan cheese on it & cover with another sliced potato, repeat this process 5 times, on the final layer sprinkle some parmesan cheese and bake these in a preheated oven over 200°c on lower rack with both coils on for 30-40 minutes, until the potatoes turn golden.