01 -
In a large mixing bowl, whisk together plain flour, caster sugar, ground cinnamon, and baking powder until thoroughly combined.
02 -
In a separate bowl, whisk eggs, whole milk, melted unsalted butter, and vanilla extract until homogenous.
03 -
Pour wet mixture into dry ingredients and stir gently until just combined; avoid overmixing. Batter should remain slightly lumpy.
04 -
Carefully fold crushed Biscoff cookies into the batter, ensuring even distribution without excessive mixing.
05 -
Heat waffle iron according to manufacturer instructions until fully preheated.
06 -
Pour measured batter into waffle iron and cook for 4–5 minutes, or until golden brown and crisp. Cooking time may vary depending on equipment.
07 -
Transfer waffles to plates, drizzle generously with warmed Nutella, and top with sliced strawberries. Add whipped cream or powdered sugar if desired.