Relish the rich purple color of the Ube blondie pie by Ishnoelle Richardson of Baking With Ish in San Gabriel. The ube blondie pie stands out in Ishnoelle Chin Richardson’s small storefront at the Blossom Market Hall in San Gabriel. Richardson uses ube to make pound cake, cookies, cheesecake, sweetbreads and sapin pies, but I’m currently captivated by the ube …