01 -
Mix softened butter, granulated sugar, brown sugar, and vanilla in a mixing bowl. Use a hand mixer or stand mixer on high for a few minutes until it's smooth and airy.
02 -
Pour in the milk and crack the egg into the mixture. Blend lightly on low speed, scraping down the bowl occasionally to make sure everything mixes evenly.
03 -
Gradually add the flour and baking powder to the wet mixture with the mixer on low speed. Stop as soon as it's mixed evenly—don’t overwork the dough.
04 -
Carefully stir in the mango pieces with a spatula or spoon. Be gentle so you don’t crush the fruit.
05 -
Cover and refrigerate the dough for at least 30 minutes or up to a couple of days.
06 -
Preheat your oven to 350°F (180°C/gas mark 4). Lay some parchment paper on two baking trays.
07 -
Scoop out around 1.5 tablespoons of dough for each cookie. Space them 3 inches (9cm) apart on your trays.
08 -
Pop into the oven and bake for 14-16 minutes. Give them a gentle poke—if they bounce back, they’re cooked.
09 -
Take the cookies out of the oven and let them rest on the tray for about ten minutes. Then, move them to a wire rack to cool fully.
10 -
Mix powdered sugar, vanilla, and a little milk or mango juice in a small bowl. Add more liquid if it’s too thick, or more sugar if it’s too runny.
11 -
Drizzle glaze over cooled cookies and allow it to set. Keep them in a sealed container—up to 2 days at room temp or a week in the fridge.