Complex sentence: Pre-independence Kerala was basically split into the princely states of Travancore & Kochi in the south, and Malabar district in the north; the erstwhile split is reflected in the recipes and cooking style of each area.
Split into simpler sentences: Pre-independence Kerala was basically split into the princely states of Travancore and Kochi in the south, and Malabar district in the north. This erstwhile split is reflected in the recipes and cooking style of each area.