Banana Boston Cream Pie

Ingredients

• 4.7 oz (1 1/3 cups) sifted cake flour
• 1 1/4 tsp baking powder
• 1/4 tsp salt
• 1/2 cup milk (I used 1%)
• 2 oz (4 Tbsp) unsalted butter, cut into tablespoons
• 3 large eggs, at room temperature
• 5.3 oz (3/4 cup) sugar
• 1 tsp vanilla extract or paste
• 3 large egg yolks
• 1.7 oz (1/4 cup) sugar
• 0.5 oz (2 Tbsp) cornstarch
• 1 cup milk (I used 1%)
• 1 Tbsp unsalted butter
• 1/4 cup heavy cream
• 1-2 large bananas, sliced
• 3 oz dark chocolate, finely chopped or grated
• 1/3 cup heavy cream
• 1/2 tsp vanilla extract