Boston Cream Pie

Ingredients (22)

• Cake
• 2 1/2 cups all-purpose flour
• 1/2 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1 teaspoon coarse salt
• 1 cup safflower oil
• 1 1/2 cups sugar
• 4 large eggs, at room temperature
• 1 teaspoon pure vanilla extract
• 1 cup sour cream
•  
• Pastry Cream
• 1 large egg
• 4 large egg yolks
• 1/3 cup sugar
• 1/4 cup all-purpose flour
• 1 1/2 cups whole milk, heated
• 1/2 teaspoon pure vanilla extract
•  
• Ganache
• 8 ounces semisweet chocolate, finely chopped
• 1 cup heavy cream, hot