It’s all about sex education.
“Indrani, a housewife, 40, is cooking something on a gas oven, and his son, Piku, who is 16, heights himself up on his toes and peeks into the cooking pot. Indrani applies some spices to the hot oil in the cooking pot, and it sizzles.
PIKU
Mom, why do you add spices?
INDRANI
This is the way to make food tasty."