Gurugram, Oct. 29 -- Food safety officials are scrutinising supplies of khoya sourced from Alwar in Rajasthan and Saharanpur in Uttar Pradesh, along with paneer manufactured in Haryana's Nuh district, ahead of Diwali amid concerns over adulteration in milk-based products.

Officials said khoya from Alwar and Saharanpur is supplied to markets in and around Gurugram. The product, widely used in preparing sweets, can be adulterated with cheaper fats, starch and other non-dairy ingredients.

In September, authorities seized and destroyed around 7,600kg of suspected adulterated paneer during inspections of manufacturing units in the Punhana area of Nuh. Refined palm oil, soybean, fabric whitener, industrial-grade bleaching agents and white pos...