This cookie is for my daughter and her husband's dinner.My family eats dinner early, the kids study late, they get hungry, and it's just that there are purple potatoes that haven't been eaten yet, so I made this purple potato cookie in the kitchen, it's made by learning the recipe of the teacher, I like the color of purple potatoes, no butter, I use pork oil with vegetable oil.

WHAT YOU NEED

Ingredients

70 grams of cooked purple potatoes
20 grams of pork fat
White sugar 25 grams
100 grams of low-fat flour
20 grams of corn oil
20 grams of egg yolk

How TO MADE Purple cookies

Steps 1 to 4

1. Purple potatoes are cooked in pieces.

2. Mixed with white sugar and stirred evenly

3. Add the egg yolk and stir until smooth.

4. The purple potatoes are sifted into a slurry and mixed with the mixture to be stirred evenly.

Steps 5 to 8

5. Screening low-fat flour

6. And the dough.

7. Boil the dough to a thickness of about 0.3 cm, cover with a preservative film, refrigerate for about 30 minutes

8. After removing the dough, cut the edges evenly into long strips of equal size, cut a knife in the middle, but do not cut, and use a small hole on the fork with a uniform fork

Steps 9 to 12

9. Preheat the oven at 175 degrees for 10 minutes.

10.