Sonia Chavez has been serving up Chicago-style hot dogs for ten years. Earlier this year, she decided to try her hand at running her own cart, and has already seen success on a tiny corner in Bridgeport at 33rd and Justine. Sonia’s Red Hots will only be open for a couple more weeks on Wednesdays and Fridays from noon to 5:30pm before closing up for the season. She’ll be back at another location in the spring, working towards her goal of eventually putting down roots in a park somewhere; maybe ev