Cream of Tomato Soup

Ingredients

4 large tomatoes, cut up, or 1/2 can, with 1/2 cup of water
2 slices of onion
2 sprigs of parsley
1 teaspoonful of sugar
1/2 teaspoonful salt
1/4 teaspoonful soda
1 quart of milk
1 tablespoonful butter
1 tablespoonful flour

Directions

Mix the tomatoes, onion, parsley, sugar, and salt and cook for 20 minutes. Mix in the soda and stir. Make a white sauce with the butter, flour, and milk; strain the tomato and mix with the sauce, then strain again. Serve