Combine the sugar, water and lemon juice in a saucepan over medium-high heat and bring to a boil. Turn the heat down & cook for 5 minutes.
Add the walnuts to a food processor. Pulse a few times (make sure not to over-process them), and set them aside.
Sift the flour, baking powder, and soda in a large bowl and set aside.
Combine the orange zest, sugar, cinnamon, cloves, olive oil, orange juice and brandy.
Add the wet ingredients to the flour mixture and mix until combined (make sure there are no visible signs of any flour).
Roll the ball with your hands, form it into an oval shape, and flatten it slightly.
Dip the hot cookies into the prepared cold syrup and toss for one minute on each side.
Drain the cookies and place them on a plate using a slotted spoon and decorate with crushed walnuts.