01 -
Place rack in the center of the oven. Preheat oven to 350° Fahrenheit (177° Celsius, Gas mark 4).
02 -
In the bowl of a food processor fitted with the blade attachment, process the freeze dried mangoes, flour, baking soda, and baking powder until the freeze dried mangoes are ground into a fine powder. Set aside.
03 -
Using a sharp knife, dice the dried mangoes into small pieces. Set aside.
04 -
In the bowl of a stand mixer fitted with the paddle attachment, cream the butter and both sugars on medium speed until light and fluffy, about 2-3 minutes. Scrape down the sides of the bowl as needed.
05 -
Add vanilla extract, egg, and kosher salt to the creamed butter mixture. Mix until fully incorporated, scraping down the sides of the bowl as necessary.
06 -
Add the freeze dried mango and flour mixture to the wet ingredients. Mix on low speed until just a few streaks of flour remain. Use a spatula to scrape down the bowl and incorporate the last of the flour.
07 -
Using a spatula, gently fold the diced dried mango pieces into the dough.
08 -
Using a medium cookie scoop (1½ tablespoons), portion 8 scoops of dough onto a parchment-lined rimmed baking sheet.
09 -
Bake one sheet of cookies at a time for 10-12 minutes, or until the edges are golden.
10 -
Immediately after removing cookies from the oven, use a round cookie cutter or the rim of a wide drinking glass to gently swirl the edges of each cookie into a uniformly round shape.
11 -
Let the cookies cool on the baking sheet for 5 minutes, then transfer them to a cooling rack to cool completely.