Kue Tart Apel yang Mudah

Bahan-bahan (1 porsi)

• 1 sheet frozen puff pastry ((each box comes with 2 sheets))
• 1½ Tbsp unsalted butter ((cold))
• 2 apples ((I used Fuji apple, but you can use your favorite baking apple))
• 1 Tbsp confectioners’ sugar
• 2 Tbsp apricot jam ((or substitute apple sauce or fig jam))
• 2 tsp water
• 1 large egg yolk
• 1 tsp water
• 2 Tbsp sugar
• ¼ tsp cinnamon powder ((optional))