Chocolate Cake with Mocha Buttercream Frosting - DeLallo

Ingredients

• 1 1/2 cups (298g) granulated sugar
• 1/2 cup (106g) light brown sugar packed
• 2 cups (240g) all-purpose flour
• 1 cup (84g) Dutch-process cocoa powder
• 1 1/2 teaspoons baking soda
• 1/2 teaspoon salt
• 4 large eggs room temperature
• 1 cup (227g) full-fat sour cream room temperature
• 1/2 cup (113m) whole milk room temperature
• 3/4 cup (170ml) vegetable oil
• 2 teaspoons vanilla extract
• 1 cup (227ml) hot water
• 2 teaspoons DeLallo Instant Espresso Coffee Powder
• 1 1/2 cups (340g) unsalted butter room temperature
• 3 1/4 cups (371g) confectioners' sugar sifted
• 1/4 teaspoon salt
• 3 tablespoons (42ml) milk
• 6 ounces quality white chocolate chopped, melted, and cooled for 10 minutes
• 4 teaspoons DeLallo Instant Espresso Coffee Powder
• Chocolate shavings for decor