1 pinch salt
non-iodized table salt, preferred
1/3 cup cake flour
such as Swans Down brand scooped and leveled into a sifter set over a piece of parchment or plate, measure 1/3 cup then measure 1/4 cup for 7/12 cup total!
3 tbsps unsalted butter
tepid melted, keep cooled butter on stove to avoid solidification