Lemony Chicken Salad

• 4 size (serving)
• 2 pkg of jell-o lemon gelatin
• 240 ml water (cold)
• 210 gr cubed chicken breast (cooked)
• 34 gr pepper (chopped red)
• 30 ml lemon juice
• 14 gr parsley (chopped)
• 1 gr tarragon leaves (dried)
• 1 package low-sodium chicken broth
• 1 package pineapple (crushed)