Mixture should be nearly smooth; stir in lemon juice and set aside.
Remove from the heat and stir in lemon juice.
Add salt and cayenne (it should be hot), then stir in a bit more lemon juice, if necessary.
Stir in lemon juice, 1/2 teaspoon salt and pepper to taste.
Adjust seasoning and stir in remaining lemon juice if needed.
Add salt if necessary, then stir in lemon juice.
Cut half with water and stir in dehydrated orange juice.
Twenty minutes before serving, stir in 1 cup water, lemon juice and sugar.
When cold, stir in the mayonnaise, lemon juice and seasoning.
Add remaining milk, bring to a simmer, and slowly stir in lemon juice.