Cup maple syrup
Grated zest of 1 large orange
1 1/2 cup all-purpose flour
1/4 cup sugar
1 3/4 tsp baking powder
1/4 tsp baking soda
1/4 tsp salt
1 3/4 cup buttermilk
2 large eggs
5 tbsp melted unsalted butter
1 tsp vanilla extract
Softened unsalted butter for serving, optional