Turn Instant Pot to saute function. Drizzle the bottom with oil. Add onion and jalapeno. Saute just until softening about 2 minutes.
Add ground beef. Cook until no pink remains. Tilt insert and skim excess fat with a large spoon. Add garlic, cooking for 1 minute longer.
To the pot add broth, tomatoes, beans, ½ tomato paste, chili powder, cumin, oregano, salt, lemon pepper, paprika and cocoa powder. Mix well
Turn Instant Pot to "chili" function OR manual maintaining high pressure for 25 minutes.
Allow pressure to release for 10-15 minutes or quick release with vent. Uncover, stir and thicken further with remaining tomato paste
Serve with a dollop of sour cream, green onion, cilantro, shredded cheddar cheese and fritos or any of your favorite toppings for serving