Sift together flour, sugar and salt; set aside. In a large bowl, beat eggs , vanilla and milk together with an electric mixer. Beat in flour mixture until smooth; stir in melted butter.
Let the batter sit in the fridge for 20 min to hour.
Heat a lightly oiled griddle or frying pan over medium high heat. Pour or scoop the batter onto the griddle, using approximately 2 tablespoons for each crepe. Tip and rotate pan to spread batter as thinly as possible. Brown on both sides and serve hot.