01 -
½ teaspoon fine sea salt.
02 -
1 teaspoon baking soda.
03 -
1 cup fresh buttermilk.
04 -
½ cup butter, softened at room temperature.
05 -
1 tablespoon pure vanilla extract.
06 -
½ cup Dutch-process cocoa powder.
07 -
1 cup granulated sugar.
08 -
Two large eggs, brought to room temperature.
09 -
1½ cups all-purpose flour, measured carefully with a spoon.
10 -
½ cup hot fudge sauce, slightly warmed, with extra for garnish.