Salt 'n' Pepper Chicken Pot Pie

INGREDIENTS

4 tbsp

butter

onion (chopped)

carrots (chopped)

1 cup

peas

2 tbsp

chopped fresh tarragon

4 tbsp

all-purpose flour

3 cups

chicken stock

1/4 cup

heavy cream

1/2 tsp

freshly grated nutmeg

2 cups

store-bought rotisserie chicken (skin removed, shredded)

bunch kale (stems removed and chopped)

Salt and Pepper Pie Dough

1/2 tsp

Kosher salt

1/2 tsp

coarsely ground black pepper (plus more)

1/3 cup

cold water

1/2 lb

cold, unsalted butter (sticks cut in half lengthwise and thinly sliced)

2 1/4 cups

all-purpose flour (plus more for rolling)

egg plus one tablespoon of water (whisked to combine)

coarse sea salt (to finish)