Fast fattoush salad with tuna and broccolini

Ingredients

• 2 Lebanese flatbreads
• 1/4 cup olive oil
• 2 bunch broccolini, quartered
• 2 tablespoon balsamic vinegar
• 425 gram can tuna in oil, drained, flaked
• 400 gram can cannellini beans, rinsed, drained
• 250 gram punnet cherry tomatoes, halved
• 1 cucumber, halved lengthways, sliced
• 1/2 bunch red radish, trimmed, finely sliced
• 1/2 cup mint leaves, plus extra to serve
• 2 spring onions, finely sliced