1. Usually, cookies are baked in a flat oven, usually at about 180°C on the sides and 160°C on the bottom. The time is about 20 minutes. If it's an air oven, usually 130~150℃. If it's something like pancakes, please just use a high heat baking at 2030℃ higher than normal.

2, the recommended middle baking 20~30 minutes can be, the upper fire 180 ℃, the lower fire 170 ℃, preheating according to the area of the oven, 5-10 minutes ranging. Different cookies have different baking time. Please pay attention to the color of the cookies and then just color them. You can choose your own color highlights or dark spots. After baking, it is recommended to smother in the oven for a while, eating will be more crispy oh.