INGREDIENTS
1
Pink grapefruit, Zest of
2 tsp
Pink grapefruit, zest
2
Egg yolks
1 1/2 cups
All-purpose flour
1 tsp
Baking powder
3/4 cup
Cake flour
1
small drop Food coloring, red
1 cup
Granulated sugar
2 3/4 cups
Powdered sugar
1/2 tsp
Salt
7/16 cup
Pink grapefruit juice, freshly squeezed
1 cup
Butter, unsalted