To prepare a white drop cookie cookies recipe, first you need to prepare the ingredients for the cookies. First, you'll need the following ingredients: 1 cup white sugar 1 teaspoon baking powder 1 tablespoon vanilla 14 teaspoon salt 1 egg 1 tbsp vanilla extract Instructions Preheat the oven to 325 degrees F. Line two cookie sheets with parchment paper and set aside. Sift the flour, baking soda, and salt into the mixing bowl. Add the butter and mix until the mixture is light and fluffy. Then add the egg and vanilla and beat until combined. Pour the wet mixture over the dry mixture and stir to combine. Drop the cooled cookies onto the prepared baking sheets. Bake for 12 to 15 minutes or until cookies are golden brown. Allow to cool on the baking sheet for 5 minutes before serving.