Basic batter for crepes 

2 eggs
3/4 cup flour
1 cup milk
2 tablespoons butter, melted
1teaspoon baking powder
pinch of salt

PREPARATION
Place all the ingredients in a blender. 
Blend for some minutes and set aside to stand for 2 hours. 

Pour 2 to 3 tablespoons batter into a heated, greased or nonstick crêpe pan and cook over medium heat until lightly brown on both sides. 

Remove from pan and repeat with remaining mixture to make about 20 crêpes.