01 - In a large mixing bowl, whisk together flour, sugar, baking powder, baking soda, and salt until evenly distributed.
02 - In a separate bowl, beat eggs, then whisk in buttermilk, melted butter, lemon zest, and vanilla extract until thoroughly combined.
03 - Pour wet ingredients into dry ingredients and gently stir until just combined. Leave some lumps; do not overmix.
04 - Gently fold fresh blueberries into batter using a spatula, distributing evenly without crushing berries.
05 - Heat a nonstick skillet or griddle over medium heat and lightly grease with butter or oil.
06 - Pour 1/4 cup batter onto skillet for each pancake. Cook until bubbles form on surface and edges appear set, approximately 2-3 minutes.
07 - Flip pancakes and cook for another 1-2 minutes until golden brown and cooked through. Adjust heat as necessary.
08 - Transfer cooked pancakes to a plate and cover loosely with foil to retain warmth. Repeat with remaining batter.
09 - Stack pancakes and top with butter, extra blueberries, lemon zest, and warm maple syrup.