Alinea, Grace, Topolobampo, Spiaggia, 42 Grams, Moto and El Ideas: You could eat a different high-end prix fixe meal every night of the week and blow baller amounts of money in Chicago. But the Windy City dining scene isn’t built on opulence alone. The diversity and depth of taquerias, noodle joints, hamburger shacks, BBQ joints and hot dog huts is foundational to our standing as a premiere dining destination. For every caviar-filled mother-of-pearl spoon or seared lobe of foie gras on offer, there’s probably a hundred superlative (under $10) cheap eats just as satisfying. Here’s a guide to a few of the best.