250g/9oz cherry tomatoes
½ tsp chilli flakes (optional)
4 garlic cloves, peeled 
handful mint leaves, torn (optional)
150g/5½oz frozen spinach 
400g tin butter beans, drained
salt and freshly ground black pepper
2 tsp Italian dried herbs
2 tbsp olive oil, plus extra for drizzling
200g/7oz feta
splash milk, to loosen (if needed)
2 thick slices sourdough, toasted