peas and let them all heat through.
taste for seasoning and add more salt and pepper if needed, stir through and take the pot of the heat.
wash and peel the potatoes and cut them into cubes to cut down on cooking time.
boil them in salted water till tender. drain and mash the potatoes with the butter (if you are using) till no lumps are left. taste and add more salt, if needed.
add the vegetables to a large casserole dish (i used my 9 inch ceramic pie dish). top with the mashed potatoes. it is easier to handle the mashed potato when it is still warm. i used the back of a 