01 -
Place the fresh strawberries in a blender and process until completely smooth.
02 -
Transfer the purée to a saucepan and cook over medium heat, stirring frequently, until reduced by at least half and thickened, approximately 20 minutes. Remove from heat and allow to cool completely.
03 -
In a large mixing bowl, beat the softened butter with an electric mixer until light and fluffy.
04 -
Add 130 grams of confectioners' sugar to the butter and beat until fully combined.
05 -
Mix in 30 milliliters of the cooled strawberry purée and vanilla extract until just blended.
06 -
Add another 130 grams of confectioners' sugar and beat well, then incorporate an additional 30 milliliters strawberry purée. Repeat this step once more with remaining purée and sugar, reserving 50 grams of sugar for the final addition.
07 -
Gradually beat in the remaining 50 grams of confectioners' sugar until the frosting is creamy and smooth.