Preheat the oven to 180°C
Preferably cut off th crusts
Spread a little margarine on one side and place buttered side down into a muffin tin
Divide the filling between the cups.
Top with grated cheese,tomatoes, chives and feta
Whisk together the eggs and milk, season to taste and pour evenly over each cup.
Bake for 25-30 minutes until the eggs have set and the toat is golden brown.