Press the saute button on the Instant Pot and pour the oil

Once the oil is hot, sauteed the onions and garlic for a couple of minutes

Add the mushrooms and sautee 2-3 minutes until the moisture is released

Add in the rice and toast for a minute, followed by the broth

Lid, seal and set Instant Pot to manual on high for 6 minutes

Quick release once done

Open the lid, add the peas and spinach and stir for a couple of minutes until spinach wilts