01 -
Preheat oven to 200°C. Line a baking sheet with parchment paper. Arrange bacon slices on the sheet and bake for 20–25 minutes until crisp. Drain on paper towels and reserve the rendered bacon fat.
02 -
In a large bowl, whisk together flour, sugar, baking powder, and salt until evenly combined.
03 -
In a separate bowl, whisk egg yolks, buttermilk, melted butter, and reserved bacon fat until smooth. Set aside.
04 -
Using a hand mixer, beat egg whites to soft peaks and set aside.
05 -
Pour the wet mixture into the dry ingredients and stir gently until just combined. Fold in crumbled bacon, shredded cheddar, and diced scallions.
06 -
Gently fold whipped egg whites into the batter until no streaks remain, taking care not to overmix.
07 -
Preheat waffle iron and lightly coat with non-stick spray. Pour approximately 240 ml (1 cup) of batter onto the iron and cook according to manufacturer’s instructions, about 5 minutes per waffle.
08 -
Transfer cooked waffles to a wire rack placed in a low oven (95°C) to keep warm while finishing remaining batter. Serve with maple syrup.