Red bell peppers: 200g (2 medium, roasted and peeled), Tomatoes: 200g (2 medium, diced), Onion: 75g (1/2 medium, diced), Garlic: 6g (2 cloves, minced), Vegetable broth: 300ml (1 1/4 cups), Tomato paste: 15g (1 tbsp), Olive oil: 10ml (2 tsp), Balsamic vinegar: 5ml (1 tsp), Basil: 5g (5 leaves, chopped), Thyme: 1g (1/2 tsp, dried), Greek yogurt: 30g (2 tbsp, for serving), Salt: to taste, Black pepper: to taste