Cut the bottom of Enoki mushrooms about half an inch or inch long from the base. Then you can separate a thin layer of Enoki mushrooms with a knife or using your hand. Which one is more convenient for you, personally I feel using a knife is much easier and not messy.
In a bowl, mix your flour, cornstarch, baking soda, salt, pepper, garlic powder, and water. Add in water and whisk until there is no clump.
Heat the pan with cooking oil over medium heat. To know whether your oil is ready, try to dip chopsticks inside the oil and you can see bubble foaming.
Use tongs to dip your Enoki mushrooms into the batter that you prepared earlier. Make sure all parts of the Enoki mushroom are completely covered and let excess batter drip off.
Put the battered Enoki mushroom carefully into the hot oil. Deep-fried Enoki mushrooms for 1 minute on one side and then 1 minute on the other side using tongs to help you flip each side until golden brown. Carefully transfer your crispy enoki mushrooms to a plate.
Allow to cool for a minute, best enjoy while it is still hot. You can sprinkle flaky sea salt or drizzle lemon juice. Finally, savor your fried enoki mushroom with a sauce of your own choosing.