Egg Free, Dairy Free, Nut Free Pineapple Cranberry Sauce

My mom has been making this Pineapple Cranberry Sauce since I was little.

Pineapple Cranberry Sauce

6 oz box cherry Jell-O
2 cups boiling water
1 can whole berry cranberry sauce
1 1/2 cups cold water
1 can crushed pineapple, drained

Dissolve the Jell-O in the boiling water. Stir in the cranberry sauce. Add the cold water then mix until thoroughly combined. Place in the fridge to chill until slightly thickened. Stir in the crushed pineapple then chill until thick.