2. Season the chicken breasts with salt and black pepper.
3. Grill the chicken for 6-7 minutes on each side, or until fully cooked.
4. While the chicken is grilling, prepare the kale pesto. In a blender, combine kale, olive oil, nutritional yeast, garlic, lemon juice, salt, and black pepper. Blend until smooth.
5. Serve the grilled chicken with a generous dollop of kale pesto on top.