Whisk together flour, sugar, baking powder, and salt in a bowl.

In another bowl, mix milk, egg, melted butter, and vanilla.

Combine wet and dry ingredients, stirring gently.

Heat a greased skillet over medium heat.

Pour ¼ cup batter for each pancake and cook until bubbles form.

Flip and cook until golden brown.

Drape warm pancakes over a rolling pin to form taco shapes.

Fill with sweet or savory toppings and serve warm.