Red Velvet Cake

Ingredients

• 5 cups (600g) all-purpose flour
• 2 teaspoons baking powder
• 3/4 teaspoon salt
• 1 cup unsalted butter, room temperature
• 3 cups (600g) sugar
• 4 eggs, room temperature
• 2 tablespoons cocoa powder
• 2 ounces red food coloring
• 1 teaspoon vanilla extract
• 2 cups buttermilk
• 2 teaspoons vinegar
• 2 teaspoons baking soda
• 16 ounces cream cheese, room temperature
• 1/2 cup unsalted butter, room temperature
• 1/2 teaspoon vanilla extract
• 4 cups icing sugar