01 -
Preheat the oven to 350°F (175°C). Add cupcake liners to cupcake pans.
02 -
In a medium bowl, whisk together cake flour, baking powder, baking soda, and salt for 30 seconds. Set aside.
03 -
In another bowl, combine sour cream, vegetable oil, concentrated lemonade, lemon extract, and lemon zest. Set aside.
04 -
In the mixer bowl, beat softened butter on medium speed until smooth. Gradually add sugar and continue mixing for 3 to 5 minutes until light and fluffy.
05 -
Add room temperature eggs one at a time, mixing until the yolk blends in. If using yellow coloring gel, add it at this stage.
06 -
With the mixer on low speed, alternately add the flour mixture and lemonade mixture, starting and ending with the flour mixture. Mix just until combined.
07 -
Scoop about 60ml (¼ cup) of batter into each cupcake liner.
08 -
Bake for 14-16 minutes, or until a toothpick comes out clean. Remove cupcakes immediately from the pans.
09 -
Beat softened butter on low to medium speed until smooth. Add cream cheese and blend until smooth. Mix in lemon extract and lemon juice. Gradually add powdered sugar while mixing on low speed until well combined. Add coloring gel if desired.
10 -
Once cupcakes are cool, frost them with an offset spatula or a piping bag with a star tip. Decorate as desired.
11 -
Refrigerate cupcakes in an airtight container. Remove from the refrigerator a couple of hours before serving to soften.