Puff Pastry Bear Claws

Ingredients (10)

• + ⅓ cup superfine sugar add to pantry
• + ¼ cup unsalted butter, softened add to pantry
• + 2 large egg yolks add to pantry
• ✓ ¼ teaspoon almond extract
• + 1 cup ground almonds add to pantry
• + 1 tablespoon all-purpose flour add to pantry
• + 1 sheet puff pastry, thawed and rolled out into a 16x16-inch square add to pantry
• ✓ 1 egg
• + 1 tablespoon water add to pantry
• + 2 tablespoons sliced almonds, or to taste add to pantry