拔丝地瓜 Basi Sweet Potatos 两种熬糖浆方法，哪个会胜出？

Candied sweet potatoe ingredients: sweet potatoes (preferred Japanese sweet potatoes) 500g oil for frying water: 50g 1/4 cup sugar: 100g 1/2 cup turn off the heat when temperature reaches 375°F-390°F/(190°C-200°C) The second method: Use same amount of sugar： 100g 1/2cup add little bit oil, but no water when all the sugar completely melts into liquid, turn off the heat.