Banana Pecan Dacquoise

INGREDIENTS

• 1 cup sugar
• 1 tablespoon light corn syrup
• 4 ripe bananas, chopped
• 1/4 cup whipping cream
• 1 tablespoon butter
• 1 cup whole milk
• 1/2 vanilla bean, split lengthwise
• 1/4 cup sugar
• 3 tablespoons flour
• 1/4 teaspoon salt
• 4 large egg yolks
• 2 tablespoons butter
• 3 cups toasted pecan halves, divided
• 1 1/3 cups sugar, divided
• 2 tablespoons cornstarch
• 6 large egg whites
• Pinch of salt
• 1 cup whipping cream
• 3 firm-ripe bananas