Exploring Possibilities in Food Processing with Leister Heat Technology 🔥 To demonstrate the versatility of Leister hot air heaters in food applications, our team in India developed a custom-built in-house roaster - designed to deliver consistent, controlled heat for snack roasting. During a live demo, we successfully roasted makhana (fox nuts) and groundnuts, two widely loved Indian snacks, showcasing precise temperature and airflow control throughout the process. The result? Even roasting, en