Sweet Potato Cookies
1.
Peel the sweet potatoes, slice them into thin slices, and steam them well.
2.
Press the sweet potatoes into a puree, then sift them.
3.
Cut the butter into small pieces, soften at room temperature, and pour in powdered sugar.
4.
First mix the powdered sugar and butter with an egg beater, and then turn on the power of the electric egg beater to beat the butter until the color becomes lighter and the volume becomes larger. Pour the egg liquid in two times, each time you pour it in, beat twice with an egg beater, wait until the egg liquid is absorbed by the butter, then add the remaining egg liquid and stir.
5.
After the butter is beaten, pour in the mashed sweet potatoes.
6.
Beat a few times with an electric whisk until it is smooth.
7.
Pour the flour, the water absorption of each flour is different, the amount of flour is for reference only.
8.
Use a spatula to mix them evenly, do not knead them too much, which will affect the taste.
9.
Then put it in a fresh-keeping bag, use a rolling pin to roll into a thin sheet of about 0.4-0.5 cm thick, and then put it in the refrigerator to relax for 30 minutes.
10.
The noodles after refrigeration are taken out, and the shape is extruded with a mold. The leftovers can be kneaded together and then rolled out to press out the biscuit dough. I made a total of 24 biscuit for this amount.
11.
Move the biscuit base to a non-stick baking tray, and poke small holes with a fork to prevent the biscuit from deforming during baking.
12.
Put it in the middle and lower layer of Dongling K40C oven preheated to 160 degrees, bake for about 20 minutes, pay attention to the coloring in the last few minutes, the baking time will be different for biscuits with different thicknesses.