Try this Holiday Punch recipe
Labels like pineapple juice and cranberry juice omit the physical reality of how fruit acids react when combined in bulk. High sugar content in both components means viscosity changes drastically depending on dilution. Simply pouring liquids together yields an overly thick concentration that coats the palate heavily instead of refreshing it.
Proportions must remain strictly linear when multiplying or dividing quantities. Doubling the base requires maintaining an exact one-to-one ratio between the two liquids, or the tartness of the cranberry will dominate the sweetness of the pineapple. Temperature control dictates the perceived texture. Chilling the components below 38 degrees Fahrenheit increases mouthfeel density, while serving over crushed ice rapidly thaws the mixture and breaks down the suspension within 10 minutes. Stirring gently with a long-handled bar spoon prevents aeration, which introduces foam and ruins the clarity of the beverage.