Why not try to add up some ground meat to the ratatouille? It's what the following recipe is about. A lot of fresh vegetables full of flavors with meat.
Put the instant pot in mode browning
Pour the oil into the bowl
Fry the meat, onion, and garlic in the pan
Stop the mode browning
Pour the rest of the ingredients into the bowl and mix
Switch the instant pot to pressure cooking mode 10min
Servings 6