"There was a time in Philadelphia, not too long ago, that every wedding cake vendor was pushing chocolate chip cake. I get why a hint of chocolate within a vanilla cake is appealing but I just don’t think chocolate chips are the best way to achieve that result. We attempted to find a balance by creating this vanilla and chocolate swirl cake. It takes a bit of work, because it requires making two cake batters and then swirling them together, but it’s worth the extra effort...."
INGREDIENTS
•
Vegetable shortening
•
1/4 teaspoon pure rum extract
•
Nonstick cooking spray with flour
•
1 3/4 cups sour cream
•
6 1/4 cups cake flour
•
1/2 cup plus 3 tablespoons unsweetened Dutch-process cocoa powder
•
1 1/2 teaspoons regular salt
•
2 large egg yolks
•
1 1/2 tesapoons baking powder
•
1/2 cup boiling water
•
3/4 teaspoon baking soda
•
9 ounces Philadelphia cream cheese, at room temperature
•
4 cups unsalted butter, at room temperature
•
7 cups confectioners' sugar
•
4 3/4 cups granulated sugar
•
1/2 cup unsweetened dark cocoa powder
•
10 large eggs
•
2 teaspoons light corn syrup
•
7 teaspoons pure vanilla extract
•
1 to 3 tablespoons whole milk