3 nights prior to cooking put the whole chicken into a ziploc bag and marinate with the buttermilk for 3 days

Spatchcock the chicken, cut it down the spine.

Add half a tablespoon of salt to the insides of the chicken.

Add the chicken skin side up to the heated skillet

Add the salt, garlic and pepper all over the chicken

Now squeeze the lime over the chicken and get the pulp on it too. Chop the onion and Add seasoned salt.

Put into the oven for 1 hour.

Add a cup of water to the pan and deglaze the pan mix the cornstarch and 1/2 cup of water. Bring the pan drippings to boil.

Add the cornstarch solution to the pan drippings and let thicken a bit

Pour over the chicken and serve with mashed potatoes.