INGREDIENTS
1/2 cup
butter (softened)
1 cup
sugar
1/2 tsp
vanilla extract
1
egg
2 tsp
lemon zest
1 1/2 tbsp
fresh lemon juice
3/4 cup
white rice flour
3/4 cup
tapioca starch
scant 1/2 teaspoon xanthan gum
1/4 tsp
sea salt
1/4 tsp
baking powder
1/8 tsp
baking soda
1/2 cup
powdered sugar (reserved for rolling the cookies)