Chilled White Asparagus Soup @ Custom House Tavern By Penny Pollack June 22, 2011, 5:49 pm Chilled white asparagus soup @CustomHouseTav has plenty of fresh crab, pickled mustard seeds, & green garlic oil making it taste pretty special. CUSTOM HOUSE TAVERN: 500 S DEARBORN; 312-523-0200 Tags: What Penny Eats