1. Grill the chicken tenderloin strips until fully cooked and golden brown.
2. Toast the whole-grain bread until crispy and golden.
3. Slice the avocado and spread it over the toast. Sprinkle with salt and pepper to taste.
4. Top the avocado toast with the grilled chicken tenderloin strips.
5. Serve alongside a medley of bell pepper strips and cherry tomato halves.
6. Add a handful of arugula leaves for an extra touch of freshness and flavor.