Fall Thumbprint Cookies | Lazy Cooking

Ingredients

• 1 cup hazelnut flour
• 1/2 cup all-purpose flour
• 1/2 cup whole-wheat pastry flour
• 1 orange, zested
• 1/4 teaspoon salt
• 8 tablespoons unsalted butter, room temperature
• 1/4 cup granulated sugar
• 1 teaspoon vanilla extract
• 1 teaspoon orange juice, plus more, to taste
• 1/2 cup chocolate-hazelnut spread
• flaky salt, to taste, for serving