Ultimate Decadent Chocolate Cake in 75 Minutes

Ingredients

• 1 ¾ cups (220g) all-purpose flour
• 1 ½ cups (300g) granulated sugar
• ¾ cup (65g) unsweetened cocoa powder
• 1 ½ tsp baking powder
• 1 ½ tsp baking soda
• 1 tsp salt
• 2 large eggs, at room temperature
• 1 cup (240ml) whole milk, at room temperature
• ½ cup (120ml) vegetable oil
• 2 tsp pure vanilla extract
• 1 cup (240ml) boiling water
• 1 cup (230g) unsalted butter, softened
• 3 ½ cups (440g) powdered sugar
• ½ cup (45g) unsweetened cocoa powder
• 1 tsp pure vanilla extract
• ¼ cup (60ml) heavy cream (more as needed)