INGREDIENTS
1 tbsp
Lemon, fresh zest
1/2 tbsp
Lemon, zest
1 tbsp
Lime, fresh zest
1/2 tbsp
Lime, zest
4
Eggs, large
3 1/2 tbsp
Lemon juice
1 1/2 tbsp
Lime juice
2 1/4 cups
All-purpose flour
2 1/4 tsp
Baking powder
1 13/16 cups
Granulated sugar
1 1/2 cups
Powdered sugar
1/2 tsp
Salt
1 tsp
Vanilla extract
1/2 cup
+ 2 tablespoons butter
3/4 cup
Whole milk
½ cup 7UP soda