Melt in Your Mouth Crepes

Mix flour 1 cup milk and eggs together in a large bowl. Stir butter sugar and vanilla extract into flour mixture until smooth. Add remaining 1 cup milk; mix until just blended.

Heat a cast iron crepe pan over medium heat; spray surface with cooking spray. Pour a thin and even layer of batter onto the heated pan; fry for 30 to 60 seconds on each side. Repeat with remaining batter spraying the pan between each batch.