Complex sentence: In addition, it expanded into new markets through the establishment of more traditional Cracker Barrel locations, the majority of them outside the South, and tested alterations to its menus to adapt to new regions.
Split into simpler sentences: In addition, Cracker Barrel expanded into new markets through the establishment of more traditional Cracker Barrel locations, the majority of them outside the South. The chain also tested alterations to its menus to adapt to new regions.