Rinse the black beans under running water till you get clear water. Then soak them overnight or for 5 hours. That is if you are not using canned beans.
Turn on the Instant Pot in saute mode. Add oil and temper cumin seeds, and then fry garlic, jalapenos, and onions. Saute till the onions turn translucent.
Then add the tomatoes, bell peppers, and corn. Cook till the tomatoes turn soft and pulpy.
Next, add the soaked and drained black beans along with salt. Mix it all together.
Then add the Tandoori marinade.
Add Rice vinegar.
Now add the other seasonings like garam masala, cajun seasoning, cumin powder, Mexican seasoning, paprika, and fry for a minute.
Add water or stock and mix. Then turn off the saute mode. Cook in manual mode for 20 minutes. Release pressure naturally.
Open the lid, give it a mix and garnish it with chopped cilantro and lemon juice if it needs the extra tang.