01 -
Combine the dates, hot coffee or espresso, and baking soda in a large bowl and set aside.
02 -
In a small bowl, combine the flour, cinnamon, nutmeg, and salt.
03 -
Using a mixer, beat the butter and sugars together until light and fluffy.
04 -
Beat in the egg and vanilla to the creamed butter mixture.
05 -
Strain the date mixture, setting the dates aside. Alternately add the liquid from the date mixture and the dry ingredients to the butter mixture in three additions, starting and ending with the liquid. Scrape the bowl and beat until just smooth.
06 -
Gently fold the strained dates and toasted walnuts into the batter.
07 -
Grease a 9x5-inch loaf pan with butter or baking spray. Line the bottom and sides of the pan with parchment paper and spray the parchment.
08 -
Pour the batter into the prepared pan. Bake at 350 degrees Fahrenheit for 55-65 minutes or until a toothpick inserted near the center comes out clean.
09 -
Cool the cake in the pan for 20 minutes, then remove from the pan, peel off the parchment, and transfer to a wire rack to cool completely.
10 -
Combine the hot water and instant espresso, stirring until dissolved. In a small bowl, whisk together the powdered sugar, melted butter, vanilla, and espresso mixture. Adjust consistency with hot water, if needed.
11 -
Drizzle the espresso glaze over the cooled cake and scatter chopped walnuts on top if desired. Let the glaze set before cutting.