In that recipe, the chicken will be marinated in a combination of lemon, mustard, and spices. same with onions. It should be a really tasty dish after being cooked.
Mix in a bowl: mustard, lemon juice, oil, salt, and pepper
Brush chicken with marinade
Cover with film
Leave in the fridge for 3 hours
Mix onions with the rest of the marinade and let stand also for 3 hours in the fridge
Put the instant pot in mode browning
Fry the chicken
Add onions, broth, and pimento
Switch the instant pot to 20min pressure cooking mode
Servings 6