Set instant pot to brown and add pancetta. Cook 10 minutes, or until browned. Remove from pot and let sit on paper towel to drain the excess grease.
Add onions, and garlic, cook 5 minutes until onions are soft.
Add olive oil, leeks, and mushrooms and cook 10 minutes, or until mushrooms are soft.
Add kale and let wilt, 2 - 3 minutes.
Add rice and stir to toast, 2 - 3 minutes. Return pancetta to pot.
Add wine and broth and stir to combine. Lock lid on instant pot and cook on high pressure for 5 minutes.
Use the instant release method, stir in cheese, and serve.
Sprinkle some extra cheese on top, and enjoy!