Opulent Dessert Platter with Diamond Elegance

Ingredients

• 1 sheet puff pastry, thawed
• 1 egg, beaten (for egg wash)
• 2 tablespoons granulated sugar
• 1 cup whole milk
• 1 teaspoon vanilla extract
• 2 egg yolks
• 1 tablespoon cornstarch
• 3.5 ounces high-quality white chocolate
• Edible silver leaf (optional, for decoration)
• 1/2 cup raspberries
• 1/2 cup blueberries
• 1/2 cup pomegranate arils
• 1 kiwi, peeled and sliced
• Edible flowers (violets or pansies)
• Fresh mint leaves
• Powdered sugar, for dusting