Chocolate Cake

Name: Chocolate Cake
Prep time: 30 min
Cook time: 60 min
Total time: 90 min
Yield: 10
Ingredients: Ingredients; 1 3/4 cups all-purpose flour; 3/4 cup unsweetened cocoa powder; 1 1/2 teaspoons baking powder; 1 1/2 teaspoons baking soda; 1 teaspoon salt; 2 cups granulated sugar; 2 large eggs; 1 cup whole milk; 1/2 cup vegetable oil; 2 teaspoons vanilla extract; 1 cup boiling water; 1/2 cup unsalted butter, softened; 2/3 cup unsweetened cocoa powder; 3 cups powdered sugar; 1/3 cup milk (add more if needed); 1 teaspoon vanilla extract