Homemade Condensed Cream of Anything Soup!

I haven't made this yet, but I just found this floating about on Pinterest and I had to share (and preserve it somewhere for me to use later!)

Condensed “Cream of Anything” Soup

1 cup cold milk
2 Tbsp cornstarch
1 1/2 Tbsp butter
1 tsp chicken bouillon
1/2 tsp salt
dash of pepper

Instructions
In a small saucepan, whisk milk and cornstarch till well blended.
Stir in butter, bouillon, salt, and pepper.
Heat to a boil, stirring frequently. Simmer on low for one minute more to thicken.
Use in recipes to replace one can of cream of anything soup.

CONDENSED CREAM OF MUSHROOM SOUP:
Stir in a drained 4 ounce can of mushroom pieces to the recipe above.
Use in recipes in place of one can of Cream of Mushroom Soup.

CONDENSED CREAM OF CHICKEN SOUP:
Stir in 1/2 cup cooked chicken pieces to the recipe above.
Use in recipes in place of one can of Cream of Chicken Soup.

CONDENSED CREAM OF CELERY SOUP
Stir in 1/2 cup sautéed chopped celery to the recipe above.
Use in recipes in place of one can of Cream of Celery Soup.