Whisk together dry ingredients in a larger mixing bowl (flour, sugar, salt, baking powder, baking soda)
Melt 2 Tbsp butter in a 2 cup measuring glass
Add 2 eggs and tsp of vanilla to butter, whisk with a fork, add to dry ingredients
Add 2 cups buttermilk to dry ingredients and whisk until just combined (batter will be slightly lumpy.) Add a splash of buttermilk if batter is too thick.
Preheat pan to medium heat, melt 1 Tbsp butter in pan, pour 1/3 cup pancake batter into hot pan to make each pancake. Allow pancakes to cook undistrubed until bubbles form in the batter. Flip and cook for an additional 1-2 minutes or until cooked through. Serve immediately with desired toppings.