Prepare all the ingredients.
Cut the chicken into 10 pieces.
Place the chicken pieces, 1 chopped garlic clove, 1 crumbled cube of chicken stock, half cup mustard, salt, pepper and nutmeg in a .
Mix thoroughly and leave to 30 minutes.
Place the marinated pieces of chicken on a baking sheet and grill them for about 30 minutes in the broiler of the oven.
Mince the onions and chop the rest of garlic.
using peanut oil for a few minutes
Lower the heat so that the onions do not brown.
Add the grilled pieces of chicken.
Add the rest of the mustard and mix.
to cover chicken.
Leave to simmer about 15 minutes.
Add the other two cubes of chicken stock.
Leave to cook about 30 minutes on gentle simmer.
When finished, adjust seasoning.
Yassa can be served with plain rice, bananas or boiled igname.