01 -
Melt the butter and set aside to cool slightly. Combine granulated sugar and lemon zest, rubbing to release the lemon oils.
02 -
Whisk together melted butter, lemon sugar, oil, whole egg, egg yolk, fresh lemon juice, and vanilla extract until the mixture is light in color.
03 -
Add all-purpose flour, cornstarch, baking powder, baking soda, and salt to the wet mixture. Mix until fully combined without overworking the dough.
04 -
Cover the dough and refrigerate for 30 minutes to prevent spreading during baking.
05 -
Preheat the oven to 175°C and line baking sheets with parchment paper.
06 -
Scoop dough and roll into balls, then flatten slightly. Arrange on baking sheets, spacing at least 5 centimeters apart.
07 -
Bake for 12 to 13 minutes until edges are golden brown. Remove and allow to cool completely on wire racks.
08 -
Grind freeze-dried strawberries into a fine powder using a food processor for incorporation into the frosting.
09 -
Cream room temperature butter on medium speed until smooth and fluffy.
10 -
Add ground freeze-dried strawberries, powdered sugar, heavy cream, lemon juice, vanilla extract, and a pinch of salt to the creamed butter. Mix on low speed until combined, then increase speed to medium and beat for 2 minutes until smooth and creamy.
11 -
Apply a dollop of frosting to each cooled cookie. Spread to the edges creating a swirl pattern, then garnish with crushed freeze-dried strawberries and lemon zest.