Preheat oven to 425° F. Line several baking sheets with parchment paper.
Cut chicken breasts in half lengthwise then cut into thin slices.
Whisk together eggs milk, salt and pepper in a large mixing bowl until well combined. Add in chicken pieces.
Place crushed corn flakes in a large shallow bowl. Dredge chicken in corn flakes to coat then place in a single layer on parchment-lined baking sheets.
Cook chicken for about 14-18 minutes or until cooked through. Place a wooden skewer into each piece of chicken.
Preheat waffle iron according to manufacturer’s directions. Brush iron lightly with oil or spray with nonstick spray if desired.
Prepare waffle batter by whisking together Bisquick baking mix, milk, oil and eggs until combined.