Prototype: 100-Roti Automated Machine

I need a working prototype of a fully-automated roti-making machine that can turn out 100 soft, evenly cooked rotis in 30 minutes while keeping the total build cost under ₹10,000. Durability is my top... (Budget: ₹1500 - ₹12500 INR, Jobs: Arduino, Automation, CAD / SolidWorks, Electronics, Mechanical Engineering, Microcontroller, PCB Layout, Raspberry Pi)