vegetable oil • butter • small onion, chopped • garlic, chopped • Parma ham, in pieces • red or green pepper, deseeded and in small chunks • white bread: use wholemeal/granary bread if preferred • mustard, ready-made of your preferred variety • very little salt and black pepper • eggs • milk • cheese, grated. Cheddar would be normal but use any spare hard cheese. This time I used up some Emmentaler