Rarebit Topped Field Mushrooms with Thyme

A quick, easy and tasty lunch or starter dish. Serve with lots of crusty bread to soak up the juices.

For 2 people you need:
4 large field mushrooms
100g grated cheddar
1 tsp english mustard powder
1/2 tsp hot chilli powder
2 tsp fresh thyme leaves
1 red onion, finely diced
1/3 cup breadcrumbs
1 egg
freshly ground black pepper

Begin by peeling the mushrooms and trimming the stalks. Lay in a baking dish. Mix together everything else and place a 1/4 on to each mushroom. Bake in a hot oven for about 20 mins till the mushrooms are tender and the filling is hot.