Pasta (rotini or farfalle): 70g (dry), Canned tuna (in water, drained): 85g (3 oz), Cherry tomatoes: 100g (1/2 cup, halved), Cucumber: 75g (1/2 medium, diced), Kalamata olives: 20g (6 olives, pitted and halved), Red onion: 30g (1/4 small, finely diced), Feta cheese: 30g (2 tbsp, crumbled), Olive oil: 15ml (1 tbsp), Lemon juice: 10ml (2 tsp), Garlic: 3g (1 clove, minced), Dried oregano: 1g (1/2 tsp), Fresh parsley: 5g (1 tbsp, chopped), Salt: to taste, Black pepper: to taste