Preheat the oven to 200 degrees Fahrenheit. Line the baking tray with aluminum foil or any parchment paper and grease with cooking spray/oil
In a wide bowl add flattened rice, turmeric powder, salt and 2 teaspoon of oil; mix well
Spread the seasoned flattened rice in the baking tray. Avoid overlapping
Bake the flattened rice for 15 minutes
Take out from the oven and mix well, bake again for 15 minutes
Mix well and bake again for 10 minutes or till the flattened rice turns crispy, Transfer it to a separate bowl
In a flattened rice marinated bowl add pori, turmeric powder, 2 teaspoon of oil and salt; mix everything well
Use the same baking sheet but grease it with extra oil
Bake for 12 minutes or till poha turns crispy
Mix well and add to the flattened rice marinated bowl
In the used bowl add cashew, peanut, curry leaves, walnut and 2 teaspoon of oil; mix well
Bake for 10 minutes
Mix everything well and bake for 6 minutes or until nuts and curry leaves turn crispy
Combine roasted flattened rice, poha and nuts
Add 1 teaspoon of coconut oil and mix well
Spread them in a baking tray
Bake again for 10 minutes. Baked aval mixture is ready