Spicy Tuna Sandwich by feastr

Ingredients

• ½ Onion, red (~ 1.5 oz)
• ½ Romaine lettuce (~ 2.1 oz)
• 1 Tomato (~ 4.2 oz)
• 2 twigs of Parsley, fresh or frozen (~ 1 tsp)
• 8.8 oz Pita bread
• 1⁄3 cup Chickpeas, canned
• 6 1/2 oz Tuna, canned in water
• 1 ⁠½ tsp Hot sauce (e.g. Sriracha)
• 2 ⁠½ Tbsp Sour cream, light
• 1 tsp Cider vinegar
• Salt
• Black pepper