If you like Chinese, I recommend:
Mapo
1563 N Naper Blvd
Naperville, IL 60563
(630) 420-1388
or Katy's Dumpling House
790 Royal St George Dr # 115
Naperville, IL 60563-8967
(630) 416-1188
and for Italian, my favorite is La Sorella di Francesca
18 W Jefferson Ave
Naperville, IL 60540-5309
(630) 961-2706