Drive through or curbside, you still can have the Springfield's original Cashew Chicken from Leong's.  Order individual meals or a Family Four Pack that includes everything from soup to a 2 liter of soda here:  http://www.leongsasiandiner.com/   They are open every day from 11 a.m-8 p.m. at 1540 W Republic Road and orders can be called into 417-887-7500