Easy Homemade Almond Croissants with Frangipane - Zest Plate

Ingredients

• 1/4 cup granulated sugar.
• 1/4 cup water.
• 1 tablespoon dark rum or 1 teaspoon vanilla.
• 1 cup almond flour.
• 1 tablespoon all-purpose flour.
• 1/4 teaspoon kosher salt.
• 1/2 cup unsalted butter, softened.
• 1 cup powdered sugar.
• 1 large egg.
• 1/2 teaspoon almond extract.
• 6 croissants.
• 1/2 cup sliced almonds.
• Powdered sugar for dusting.