Chocolate Fudge Layer Cake

INGREDIENTS

1 1/4 cups

hot coffee (see Notes)

1 cup

unsweetened cocoa powder (see Notes)

2 1/2 cups

all-purpose flour

1 1/4 tsp

salt

2 1/2 tsp

baking soda

2 cups

granulated sugar

large eggs

1 1/4 cups

sour cream

1 cup

+ 2 tablespoons (267 milliliters) vegetable oil

6 oz

unsweetened chocolate, melted and cooled

4 1/2 cups

powdered sugar (no need to sift)

1 1/2 cups

unsalted butter, at room temperature

6 tbsp

whole milk or half and half

1 tbsp

vanilla extract

1/2 cup

heavy whipping cream

1 cup

fudge frosting (above)