These chewy, fudgy Quick Chocolate Cookies have the fabulous glossy shine you get from egg whites—and yet they have no eggs at all. No eggs to beat, and as a bonus, no fat or sugar to cream. Behold a shockingly short ingredient list. So yes, these cookies live up to their name. What’s the trick? One miraculous ingredient: sweetened condensed milk. The same creamy secret to our Caramel Custard Flan and Better-Than-Bailey’s Irish Cream can also double as an egg substitute. Its thickness creates body, and its caramelization punches up flavor as only that marvelous Maillard reaction can do. Okay, if there are no eggs, no butter or oil, no added sugar, no flour,…