In a large bowl mix the All Purpose Flour, Cream of Tartar, Baking Soda, and Salt. Mix with a whisk and set aside.
2-¾ Cups All Purpose Flour, 1 teaspoon Cream of Tartar, ½ teaspoon Baking Soda, ¼ teaspoon Salt
In the bowl of a stand mixer, beat the Butter with the Granulated Sugar, until fluffy.
1 Cup Unsalted Butter, 1 Cup Granulated Sugar
Add the Egg, Lemon Juice, Lemon Zest and Almond Extract and beat again until totally incorporated.
1 Each Large Egg, 1 Tablespoon Lemon Zest, 1 Tablespoon Lemon Juice, ½ teaspoon Almond Extract
Beat in the flour mixture, 1 cup at a time until totally incorporated.
Turn on oven to 350°F and line a baking sheet with parchment paper.
Empty the cookie dough onto a floured surface and shape into a ball. Cut the dough into quarters. Take each of those quarters and cut into quarters again.Take each piece and cut into another 4 pieces. Roll each of those pieces into a worm like shape, about 5 inches long then connect the edges to create a ring.Lay on the prepared baking sheet, about 1-½" apart.
Bake for about 10 minutes.
Repeat in batches until all are cooked. Allow to cool completely on a wire rack.
In another bowl, mix together the Powdered Sugar, Unsalted Butter, Lemon Juice and Light Corn Syrup. Stir well until smooth. (Use more lemon juice if needed to thin the icing.)