Spicy food must have hand tast of 1 or 2 people (chef) who know that how to create tast for peoples. Actually every body have own tast and likeness. So when try to make they must keep in mind that you have to be in light sense of spicy.
Let me show to some delicious dishes.

All variety on a table. Make it and Tast it and joy it with fully fun. "Tast is life"

Corma have different tast and have lot of masala ingredient. As well as you need to know that quality and quantity of ingredient.

Didn't matter what you want to make. Just believe on your self and pick up recipe and just try to make.