01 - Preheat the waffle iron according to the manufacturer's guidelines.
02 - In a large bowl, whisk together flour, sugar, baking powder, and salt until evenly combined.
03 - In a separate bowl, beat eggs and then add whole milk, melted butter, and vanilla extract. Whisk thoroughly until blended.
04 - Pour wet ingredients into the dry mixture and stir gently until just combined, leaving some lumps to maintain batter texture.
05 - Gently fold in mini chocolate chips or berries if using.
06 - Lightly grease the preheated waffle iron with butter or nonstick spray.
07 - Pour about ½ to ¾ cup of batter per waffle onto the waffle iron and close the lid.
08 - Cook for 3 to 5 minutes or until waffles are golden brown and crisp.
09 - Remove waffles carefully and serve immediately with preferred toppings such as maple syrup, fresh fruit, or whipped cream.