Rinse the rice well, then soak the rice in 2 cups of water for 20 minutes. Discard the water before cooking.
Select sauté on the instant pot and adjust to normal.
Add oil to the pot.
When the oil is hot add cumin seeds.
When the cumin seeds splutter add peas and sauté for 30 seconds.
Then add the rice, coconut milk, water, salt and lemon juice. Mix well. Make sure the rice is under the liquid.
Press cancel.
Secure the lid on the pot and close the pressure-release valve.
Select manual and cook at high pressure for 5 minutes.
When cooking is complete, let the pressure release naturally for 10 minutes and then quick release the remaining pressure.
Garnish with chopped cilantro.