Mix 150g (5oz) of flour and 2 tsp baking powder into a large mixing bowl. Stir in 2 tbsp caster sugar. Make a well in the centre and add 150g (5oz) starter and 1 egg.
Add a little of the 200ml (7floz) of milk, then using a balloon whisk, begin to beat the liquid together gradually incorporating the flour as you do so. keep whisking adding more milk until all of the flour and milk have been combined to form a thick batter. You may not need all the milk. Do not over beat.
Heat a large heavy based frying pan (skillet) or griddle over a medium heat. and coat generously with vegetable oil. For each pancake, spoon 2 to 3 tablespoons of batter into the pan . Cook the pancakes on their first side for about minute or until lots of tiny bubbles start to appear and pop on the surface.
Flip the pancakes over carefully and cook for a further minute on the other side.
Remove from the pan and keep warm while cooking the remaining pancakes.