Heat a pan and add oats to it to roast it.
On medium flame stirring continuously roast for about 2 minutes or until it has a crispy texture. Switch off the gas and transfer the oats onto a plate.
Clean the same pan with a cloth and place it on flame again and now add oil to it.
Once the oil is hot, add chopped green chilies, curry leaves and on medium flame roast it till crispy.
Add sesame seeds, flax seed, sunflower seeds and roast for 2 minutes.
Next add almonds, cashew nut, and peanuts cook until they turn brown in color.
Now add roasted oats, dry mango powder, black salt, chaat masala, red chili powder, salt to taste and mix all ingredients well.
Roast for another minute and turn the flame off the flame.