Jell-O Aquarium 1 pkg Jell-O Berry Blue 1 c Boiling water 2 c Ice cubes Gummy fish Dissolve Jell-O in boiling water. Add ice cubes, stirring until Jell-O thickens, about 3-5 minutes. Remove any ice left in mixture. Spoon Jell-O into to clear-sided bowls. Poke 3 or 4 gummy fish into each dish of slightly thickened Jell-O. Refrigerate 30 minutes to set.