Boston Market Creamed Spinach

1 20oz Package Chopped Spinach Frozen

1 C. White Sauce (Thick)

1/2 C. Sour Cream

1 tsp. Salt

2 T. Butter

2 T. Finely Chopped Onion

1/4 C. Water

 

White Sauce:

3 T. Butter

4 T. Flour

1/4 tsp. Salt

1 C. Whole Milk

 

Prepare the white sauce using a medium low setting melt butter in a saucepan add flour and 1/4 tsp. of salt until creamed together. Add milk a little at a time on medium heat. Constantly stir with a whisk until mixture becomes thick and smooth.  Place butter in a 2-quart saucepan on medium heat, add onions. Cook until the onions are transparent. Place spinach and add water to pan, lower the heat and place lid on pan. Stir several times until the spinach is almost completely cooked. Add 1 tsp. of salt. When spinach is almost done add white sauce and sour cream, stir well and simmer until completely blended.