Chicken and Biscuit Pie

This is a very yummy "home made chicken pot pie" recipe. My family loves it and its way easy and makes great left overs too.

Filling

4 Tbl butter

1 Cup finely chopped onion

1 Rib celery, finely chopped

1/3 C flour

1 1/2 C chicken stock

1 1/2 C whole milk

1/2 tsp dried sage

2 1/2 C diced cooked chicken

2 C vegetables of your choice

Salt & Pepper

Biscuit Topping

2 C flour

1 Tbl baking powder

1 tsp sugar

1/2 tsp salt

1/4 C cold unsalted butter, cut into 1/4-inch pieces

3/4 C milk