Mondays - Mixed Drinks $2.50 Tuesday - $2.99 16oz Margaritas Thursday - 1/2 Price Margaritas Friday - $18 Margarita Pitchers Saturday - $2 Beer Bottles (Domestic and Import) La Fiesta, in Morton, Illinois, is the area's go-to casual dining Mexican restaurant serving all of Tazewell County and surrounding areas since 2000. We offer authentic Mexican cuisine, a full bar, a dining room suitable for large parties and much more. The next time you are craving delicious, authentic Mexican food, stop by La Fiesta in Morton!