small handful of mushrooms, sliced
crispy fried onions
8 tbsp baked beans
4 tbsp brown sauce
4 tbsp tomato ketchup
1 tsp caster sugar
1 tsp salt
400g/14oz strong white flour, plus extra for dusting
2 tbsp vegetable oil, plus extra for greasing
7g fast-action dried yeast
2 free-range eggs
100g/3陆oz ready-grated mozzarella
4 cooked sausages, sliced