Gluten-Free Sugar Cookies

Ingredients

• 1 cup sugar
• 1/2 cup (1 stick) butter, softened
• 1 large Pete & Gerry's eggs
• 1 tablespoon milk or milk alternative
• 1 1/2 teaspoons vanilla extract
• 1/4 teaspoon salt
• 1/4 teaspoon ground cinnamon, optional
• 2 cups gluten-free whole grain oat flour, plus more for rolling/dusting