Preheat the oven to 425°F (220°C) and grease a large baking sheet.
In a large bowl, whisk together flour, sugar, baking powder, baking soda, and salt.
In another bowl, mix buttermilk, eggs, melted butter, and vanilla extract.
Pour the wet ingredients into the dry ingredients and stir until just combined.
Spread the batter evenly on the prepared baking sheet.
Add fresh berries on top, if desired.
Bake for 15-20 minutes or until golden brown.
Allow to cool for a few minutes before slicing.
Serve warm with syrup or toppings.
Enjoy your delicious sheet pan pancakes!