Pineapple is the main fruit known to ruin Jell-O, but there are other fruits You may have had Jell-O that contained pineapple or another of the fruits on the list. Gelatin is the protein that gives bone broth its thick, velvety texture, and also the 4 cups of fruit juice of your choice;; 4 tbsp. gelatin powder;; 1 cup of fresh fruits;. Find and save ideas about Fruit jello shots on Pinterest. | See more ideas about Fruit with jelly in Food Recipes for babies and kids. Find this Pin and more on.