Complex sentence: For every take, Khan had to eat a fresh "paan" to fill his mouth, also before beginning the shoot he would eat at least 10--15 "paans" to get the right color inside his mouth and on his lips.
Split into simpler sentences: For every take, Khan had to eat a fresh "paan" to fill his mouth. Before beginning the shoot, he would eat at least 10--15 "paans" to get the right color inside his mouth and on his lips.