250g/9oz frozen sliced courgettes (or 2 medium courgettes, trimmed, sliced)
200g/7oz frozen sliced mushrooms (or 200g/7oz fresh closed-cup mushrooms, sliced)
100g/3½oz frozen chopped onion (or 1 medium onion, finely chopped)
400g tin chopped tomatoes
2 tbsp plain flour
1 bay leaf
1 beef stock cube
salt and freshly ground black pepper
1 tsp dried mixed herbs
2 tbsp tomato purée
6 ready-made frozen cheesy garlic bread slices
500g/1lb 2oz frozen beef mince
100ml/3½fl oz red wine or water