Zucchini and mint soup with grilled flatbread

Name: Zucchini and mint soup with grilled flatbread
Cook time: 30 min
Total time: 30 min
Cuisine: Australian, Asian, European, Middle Eastern, Eastern European
Ingredients: 2 tbsp olive oil; 1 onion, finely chopped; 3 garlic cloves, thinly sliced; 1 small red chilli, finely chopped, plus extra thinly sliced to serve; 1 kg small zucchini (about 10), diced; 700 ml hot chicken or vegetable stock; ½ cup (loosely packed) mint; To serve: Greek-style yoghurt, lemon wedges and grilled flatbread; To serve: extra-virgin olive oil