Preheat oven to 325 degrees F.
In the bowl of your food processor, add in flour, cocoa, sugar, baking soda, butter, eggs, vanilla, sour cream, and salt.
Turn on food processor to low and run for 1-2 minutes.
Turn off and scrape down sides. Replace lid and turn on low again.
Pour warm coffee down the funnel while batter is mixing. Allow to mix for 30 more seconds or until fully incorporated.
Turn processor off and remove blade.
Add in morsels and stir until combined.
Pour batter into prepared loaf pan, approximately 9x4 inches.
Bake cake for 55-60 minutes, or until the chocolate loaf cake has risen and split down the middle and an inserted toothpick is removed clean.
Allow to cool on a cooling rack for five minutes.
Carefully remove cake from loaf pan (while it is still warm) and drizzle with chocolate syrup or ganache or flavor of choice. (or plain!)
Cut into slices and serve.