01 - Preheat waffle iron according to manufacturer instructions
02 - Whisk together flour, sugar, baking powder, baking soda, and salt in a large bowl
03 - Whisk ricotta, milk, eggs, melted butter, lemon zest, lemon juice, and vanilla extract in separate bowl until smooth
04 - Pour wet ingredients into dry ingredients and stir gently until just combined. Do not overmix; a few lumps are acceptable
05 - Lightly grease waffle iron with nonstick spray or melted butter
06 - Pour 1/2 to 3/4 cup batter onto hot waffle iron. Cook according to manufacturer instructions until golden brown and crisp, approximately 3-5 minutes per batch
07 - Serve immediately with syrup, fresh berries, and powdered sugar if desired