Roti john

Mix all the ingredients in a bowl. Heat a pan or griddle with a little vegetable oil. Pour the mixture onto the pan and place a piece of open-faced baguette on top. Press on the bread with a spatula and grill for 2 minutes. Turn the bread over to make it a little crispy. Remove from pan and cut the bread into small portions. Add mayonnaise and/or Sambal before cutting the sandwich (optional).