Ingredients

- 1 tsp peppercorns
- 2 bay leaves
- 1/2 tsp salt
- 2 whole cloves garlic
- 4 cloves garlic, minced
- 1 head celery, chopped finely
- celery tops, chopped
- 2 chicken breasts (skinless and boneless)
- 4 tbsp parsley
- 1 lemon
- 3 tbsp flour
- 1 stick (8 tbsp) unsalted butter
- 12 oz. button mushrooms
- parmesan
- 1 pint heavy cream
- 1 lb spaghetti

Method
Cooking the chicken and spaghetti
- Heat a sauce pan on the stove, pour in water, and add the chicken.
- Add peppercorns, bay leaves, 2 cloves garlic, celery tops, and a little bit of parsley.
- Bring it to a boil, then turn off, cover and let it sit for 5 minutes. Bring it to a boil again and cook longer if needed (until chicken is 155 °F).
- In a separate pot, cook spaghetti for about 8 minutes.
- Preheat oven at 350 °F.
Preparing the rue
- Save about 1/2 cup of the poaching liquid.
- Add flour and 4 tbsp butter into a hot pan.
- Stir and cook for 2 minutes, or until lumps are fully removed and mixture is golden brown.
- Pour into a small bowl and set aside.
Preparing the sauce
- Put 4 tbsp butter into a hot pan and melt.
- Put in minced garlic, then stir and cook for 10-30 seconds.
- Add in celery heads and stir, then add green onions and mushrooms. Stir and cook for 5-6 minutes.
- Add cream, poaching liquid, salt, and pepper. Stir.
- Add some lemon zest, 2 tbsp lemon juice, and the rue. Stir well.
- In a large bowl, shred the cooked chicken using 2 forks or your hands.
- Put parsley into the sauce and stir well. Add in chicken and stir, coating it well.
Preparing and cooking the dish
- In 2 casserole dishes, spread out the spaghetti on the bottoms, then add the sauce on top.
- Top both dishes with freshly grated parmesan.
- Cook in the oven for 20-25 minutes at 350 °F.
- Serve in a plate and top with some parmesan before you enjoy!