Seed and slice the bell peppers. Slice the onion.
Place the chicken thighs into the base of the Instant Pot and season with salt and pepper. Add the sliced bell peppers and onions, crushed tomatoes, vinegar, cumin and green olives. Add in 1 cup warm water.
Steam valve: Sealing.
Cook on: Manual/High for 18 minutes. See note below if cooking from frozen.
Release: 10-minute Natural or Natural release.
Cook the rice, as directed. (The sticky rice recipe below would be delicious!)
Once chicken is cooked, shred with 2 forks into the sauce.
Prepare the salad.
Serve Instant Pot Chicken Ropa Vieja over rice with salad.