INGREDIENTS
2 tsp
Grapefruit, zest
4
sprigs Thyme, fresh
3
Eggs, large
2 tbsp
Reserved cake syrup
1 1/2 cups
All-purpose flour
2 tsp
Baking powder
1 cup
Confectioners' sugar
1 cup
Granulated sugar, white
1/2 tsp
Kosher salt
1/2 cup
Vegetable oil
1/2 cup
Ruby red grapefruit juice, freshly squeezed
1 cup
Whole-milk yogurt, plain