Line a large colander with layer of cheesecloth and place over a large bowl.
Pour the milk and cream into a large pot, add salt and heat the mixture over medium-high heat, stirring occasionally to avoid scorching, Let it warm gradually to 195F/90C.
Turn off the heat and pour in the vinegar, stir very gently to combine. Allow the mixture to stand for 10 minutes.
Pour the mixture into the cheesecloth-lined colander and allow it to drain into the bowl for 20 to 60 minutes. The longer you let the mixture drain, the thicker the ricotta
*Do not use UHT (Ultra High Temperature) pasteurized milk. only pasteurized milk. *Do not use skim and nonfat milks. only 3% or whole milk for best results.