Oil a bundt cake pan and coat with flour or fine granulated sugar to ensure your cake does not stick to the pan. Set aside.
In a large mixing bowl combine eggs, sourdough discard, melted butter, oil, and molasses. Mix to combine.
Add in spices, baking soda, baking powder and half of the flour. Mix until just combined. Then add coffee, mixing to combine. Finish off with remaining flour.
Pour batter into prepared bundt cake pan. Place into oven and bake for 45-50 minutes.
Remove cake from the oven and allow to cool for 10 minutes. Then carefully invert onto a cake plate to cool completely .
Combine all glaze ingredients adding enough heavy cream to get a pourable consistency. Pour onto cooled cake.