How to replace Campbell's condensed soups from scratch

I am not supposed to eat processed and preserved foods on a normal basis so have been working on replacing creamed condensed soup with "scratch" ingredients.  The following  recipes make perfect substitutes for 1 can of soup.

BASIC

3 tablespoons butter

3 tablespoons flour

1/4 teaspoons salt

1 cup milk 

• Melt the butter in a saucepan over medium heat.
• Whisk in flour and salt and cook until bubbly. 
• Remove from heat and gradually whisk in liquid. 
• Return to heat and cook, stirring, until smooth and thickened to desired consistency.

CREAM OF CHICKEN

3 tablespoons butter

3 tablespoons flour

1/4 teaspoons salt

1/2 cup milk

1/2 cup chicken stock

• Melt the butter in a saucepan over medium heat.
• Whisk in flour, poultry seasoning and salt.
• Cook until bubbly. 
• Remove from heat and gradually whisk in liquid. 
• Return to heat and cook, stirring, until smooth and thickened to desired consistency.

CREAM OF CELERY

3 tablespoons butter

3 tablespoons flour

1/4 teaspoons salt

1/2 cup chopped celery  

1 tablespoon finely chopped onion

1 cup milk 

• Melt the butter in a saucepan over medium heat.
• Add. chopped celery and  finely chopped onion. Saute' until tender.
• Whisk in flour and salt and cook until bubbly. 
• Remove from heat and gradually whisk in liquid. 
• Return to heat and cook, stirring, until smooth and thickened to desired consistency.

CREAM OF MUSHROOM

3 tablespoons butter

3 tablespoons flour

1/4 teaspoons salt

1/4 cup chopped mushrooms

1 tablespoon finely chopped onion

1 cup milk 

• Melt the butter in a saucepan over medium heat.
• Add. chopped mushrooms and  finely chopped onion. Saute' until tender.
  
• Whisk in flour and salt and cook until bubbly. 
• Remove from heat and gradually whisk in liquid. 
• Return to heat and cook, stirring, until smooth and thickened to desired consistency.

CREAM OF TOMATO

2 tablespoons butter 

3 tablespoons flour 

1 cup pureed tomatoes
1 1/2 cups milk 

dash each of garlic salt, onion salt, basil, and oregano.

• Melt the butter in a saucepan over medium heat.
• Whisk in flour and seasonings and cook until bubbly. 
• Add tomato puree' and blend well.
• Remove from heat and gradually whisk in liquid. 
• Return to heat and cook, stirring, until smooth and thickened to desired consistency.