Serve this hot chocolate cake recipe is best served warm with creamy chocolate sauce.
Cake:
Preheat oven to 350°F.
Cream the brown sugar with the butter in an electric mixer.
Add the buttermilk and vanilla then the melted chocolate.
With the mixer running, add eggs, 1 at a time.
Sift the flour with baking soda, and salt.
Add the dry ingredients to the sugar mixture and beat for 2 minutes.
Butter and flour a 13x9x2-inch rectangular cake pan.
Pour the batter into prepared cake pan and bake until the cake is springy and a toothpick can be inserted and removed cleanly, about 40 minutes.
Allow the cake to cool for 10 minutes the turn it out onto a rack to finish cooling.
Sauce:.
Melt the German chocolate with the butter in a saucepan over very low heat.
Stir in the powdered sugar, alternating with the evaporated milk and blending well.
Stirring constantly, bring the mixture to a simmer over medium heat.
Simmer until the sauce becomes thick and creamy, about 8 minutes.
Stir in the vanilla.
Serve slices of cake topped with warm fudge sauce and plenty of whipped cream.