Prepare the chocolate cake recipe as per the instructions on that recipe post & divide the batter evenly amongst 3-7" greased & parchment lined cake pans
While the cakes are baking prepare the Chocolate Buttercream recipe according to the instructions on that page.
Next prepare the optional caramel topping & ganache for the drips & reserve the caramel in the refrigerator until it is thick & cold. The ganache stays at room temperature/warm for the drip
Lightly roast the pecans on a sheet pan in a 250°F oven for approximately 10-15 minutes or when very lightly toasted
When your cakes are completely cold & the buttercream is ready you can begin to assemble the cake
Make the custard by combining the sugars with the flour & cornstarch & whisk it to combine well
Add the sugar mixture to a medium sauce pot along with the water or plant milk & molasses & whisk it constantly over a medium to high heat until it comes to a boil
Remove from the heat & add the vegan butter, salt, vanilla extract & optional bourbon. Whisk to combine to a smooth custard
Add the lightly toasted chopped pecans & then layer it into your prepared cake layers inside the cake ring mold *as shown in the video tutorial