Add chicken, pork, or chickpeas along with onions, tomatoes, ginger, garlic, 1 teaspoon of the garam masala, salt, turmeric, and cayenne in the inner liner of your Instant pot or pressure cooker.
Cook for 15 minutes at high pressure. At the end of the cooking time, allow the pot to rest undisturbed for 10 minutes and then release any remaining pressure.
Add the remaining teaspoon of garam masala and stir well.