Foryoueats: Frosted Chai Spice Sugar Cookies

Ingredients

• Cookies:
• 2 and 3/4 cups (344g) all-purpose flour (spooned & leveled)
• 2 teaspoons cream of tartar
• 1 teaspoon baking soda
• 1/2 teaspoon ground cinnamon
• 1/2 teaspoon salt
• 1 cup (16 Tbsp; 226g) unsalted butter, melted
• 1 cup (200g) granulated sugar
• 1/3 cup (70g) packed light brown sugar
• 1 large egg, at room temperature
• 2 teaspoons pure vanilla extract
• For Rolling:
• 1/2 cup (100g) granulated sugar
• 1 and 1/2 teaspoons ground cinnamon
• 1 teaspoon ground ginger
• 1 teaspoon ground cardamom
• 1/2 teaspoon ground allspice
• Vanilla Frosting:
• 1/2 cup (8 Tbsp; 113g) unsalted butter, softened to room temperature
• 2 cups (240g) confectioners’ sugar
• 1 teaspoon pure vanilla extract
• 3 Tablespoons (45ml) heavy cream or milk
• seeds scraped from 1/2 of a split vanilla bean
• 1/8 teaspoon salt