🇭🇺 Hungarian Crepes (Palacsinta)

Ingredients

• 1 cup all-purpose flour
• 2 eggs
• 1 ½ cups milk
• ½ cup sparkling water (or regular water)
• 1 tbsp sugar
• 1 pinch salt
• 1 tsp vanilla extract (optional)
• 1 tbsp melted butter or oil (plus extra for the pan)