Bookish Baking #10: Ambrosia Squares and Nectar (Percy Jackson)

I love Percy Jackson. And with how much I loved the Blue Cookies recipe, I thought another iconic PJO recipe was in order. My past recipes include: Butterbeer  Night Circus Cinnamon Things Blue Cookies from PJO Treacle Tart Treacle Pudding Cauldron Cakes Dauntless Chocolate Cake Alice's Eat Me and Drink Me Heartless Jam Tarts The…