INGREDIENTS
2 cups
all-purpose flour
2 1/2 cups
sugar
3/4 cup
unsweetened cocoa powder, preferably Dutch process
2 tsp
baking soda
1 tsp
salt
1 cup
neutral vegetable oil, such as canola, soybean or vegetable blend
1 cup
sour cream
1 1/2 cups
water
2 tbsp
distilled white vinegar
1 tsp
vanilla extract
2
eggs
10 oz
cream cheese, at room temperature
1 stick
unsalted butter, at room temperature
5 cups
confectioners’ sugar, sifted
2/3 cup
smooth peanut butter, preferably a commercial brand (because oil doesn’t separate out)
8 oz
bittersweet chocolate, coarsely chopped
3 tbsp
smooth peanut butter
2 tbsp
light corn syrup
1/2 cup
half-and-half