Peel and steam the taro until soft enough for mashing.
Cook the wheat starch with boiling water and mix it evenly. Take it out of the bowl and press it with your hands to form a round ball.
Mash the steamed taro and combine it with the wheat starch mixture. Make sure it is evenly distributed.
Then, add Chinese five-spice powder, salt, sugar, lard, and butter. Mix thoroughly and refrigerate for 30 minutes.
In a pan, fry the pork belly. Then, add the diced mushrooms, diced carrots, and 20ml of water.
Season with a dash of black pepper powder, salt, sugar, Chinese rose wine, and dark soy sauce.
Pour the prepared cornstarch slurry into the mixture and stir it in thoroughly. Wait for the meat mixture to thicken.
Assemble the dumpling by first shaping the taro dumpling mixture into a thick circular wrapper and placing the filling in the center.
Seal the dumpling by shaping it into a round ball with both hands.
Heat the oil to about 180°C or 356°F and fry the taro dumpling until it turns into a golden yellow taro puff. Make sure to fry the taro puffs at the right oil temperature. The temperature should not be too high or too low.