My Mom's (and Misty's) Jello Salad

1 large box orange Jello (dry)
2 cups Sour Cream
2 cups Cottage Cheese
2 cups Cool Whip
1 can Crushed Pineapple (drained really well)
1 can Mandarin Oranges (drained really well) - optional

Mix all the ingredients together and refrigerate.

You can use raspberry jello or lime jello.