kue keju blueberry

Bahan-bahan (1 porsi)

• 14.1 oz blueberry cream cheese ((at room temperature))
• 4 ½ Tbsp sugar
• 4 Tbsp unsalted butter ((at room temperature))
• 6 large egg yolks ((beaten, at room temperature))
• ¾ cup heavy (whipping) cream ((¾ cup + 4 tsp to be precise; at room temperature))
• 2 tsp lemon juice
• 1 Tbsp rum ((optional))
• ⅔ cup all-purpose flour (plain flour) ((sifted twice))
• 6 large egg whites ((refrigerated))
• ½ cup sugar
• 3 cups blueberries ((or frozen))
• ¼ cup water ((4 Tbsp))
• 1 Tbsp potato starch or cornstarch
• 1 Tbsp water ((for thickening starch))