Mealime - Mediterranean Tuna Salad with Chickpeas

Ingredients

• 4 tbsp capers
• 2 sticks celery
• 4 (170 g) cans chunk light tuna in water
• 1 English cucumber
• 2 (398 ml) cans garbanzo beans (chickpeas)
• 1 small pkg grape tomatoes
• 1 small bunch Italian (flat-leaf) parsley
• ½ cup Kalamata olives, pitted
• 1 lemon
• 1 medium red onion
• black pepper
• Dijon mustard
• extra virgin olive oil
• salt