INGREDIENTS
For the cake:
1 cup
unsalted butter
2 cups
water
1 cup
canola oil
4 cups
sugar
1 cup
unsweetened cocoa powder
4 cups
all-purpose flour
4
large eggs
1 cup
buttermilk
1 tbsp
baking soda
1/2 tsp
salt
1 tbsp
vanilla extract
For the frosting:
4 cups
chilled heavy whipping cream
1 1/4 cups
confectioners’ sugar, sifted
For the chocolate topping:
4 oz
bittersweet chocolate, finely chopped
1/2 cup
heavy whipping cream
1/4 cup
light corn syrup
2 tsp
vanilla extract