In a pressure cooker or Instant Pot, add oil and heat on medium heat. Add onions.
Cook until onions are translucent. Add in the spices, kashmiri garam masala, bay leaf, asofetida, chili, ginger, garlic and mix well for half a minute.
Add in the chopped tomato and cook on medium low on stove top, partially covered with occasional stirring for 10-12 minutes, till tomatoes are mushy and leave the sides of the pan. (In the Instant pot, add a generous splash of water and stir frequently to cook until tomatoes are tender)
Add in the lemon juice salt, sugar and red kidney beans and 1 cup of water for cooked and 1.5 cups of water for soaked kidney beans.
Pressure cook for 2 whistles on medium high and 3 to 4 whistles on medium-low heat for uncooked soaked beans. (Manual 15 minutes for cooked/canned, 25 minutes for uncooked soaked beans, at high pressure.). Let the pressure release naturally. Mash some of the kidney beans with the spatula.
Serve hot topped with lemon wedges, cilantro, garam masala and Rotis or Naans(flat breads) or fresh Basmati rice. Quick and fun everyday Kidney beans curry.