1.
Mix together plain flour, black pepper, mixed herbs and paprika to taste. Coat 2 diced chicken breasts in the flour mix.
2.
Saute the sliced onions in a little oil over medium heat till soft. Increase the heat to medium high and add the chicken to brown.
3.
Make up a pint of chicken stock (with 2 stock cubes) and add to pan. Allow to boil up, then leave to simmer.
4.
Add carrots, mushrooms, courgette and aubergine and leave to simmer.
5.
Take the pan off the heat and transfer contents to a casserole dish. Mix in 1 tbsp of grainy mustard (preferably ale mustard) and stir.
6.
Lay slices of potatoes on top of casserole, covering the whole surface. Sprinkle a little salt over the top.
7.
Bake in a preheated oven at 150 C / Gas 2 for about one hour.