Vegetarian Pizza

3 cups plain flour

1 sachet dried yeast

1/2 tsp caster sugar

1/2 tsp salt

300mL warm water

1 tbsp olive oil

olive oil, for brushing

polenta, to dust

4 tbsp tomato paste

1 small zucchini, sliced

1 small red pepper, chargrilled

1/2 red onion, sliced

Combine flour, yeast, salt and sugar in a bowl. Make a well. Add water and oil. Use your hands to bring dough together.