Great question — answering as the UphillTech team:
I've used miracle whip in many pasta and potato salads and I've never had a problem with water in it, maybe there's something other than the miracle whip at play. Look at your other ingredients and whether they shed water. Cucumbers and celery are essentially water with a bit of cellulose to keep it in place, they will add water to your salad. One thing you said was 'boiling your pasta over', which I am interpreting as deliberately overcooking your pasta. This is the opposite of what you want to do. When you cook pasta you are rehydrating it, if you overcook pasta it will soak up more water then it can hold once it cools, then it will come out later. If you cook it so it's firm, maybe just...
Full answer by GdD: https://cooking.stackexchange.com/a/124864 (CC BY-SA 4.0).
Need it done for your business? UphillTech.
