In a medium bowl, mix together the soy sauce, honey, garlic, ginger, red pepper, and black pepper.
2. Step
Place the chicken breasts directly on the bottom of the slow cooker, sprinkle with a bit of salt, and pour on the honey sauce.
3. Step
Cook the chicken for 1½ hours on high.
4. Step
Toss in the carrots, broccoli, and bell peppers. Using tongs, mix the chicken and veggies around the slow cooker so that everything is mixed and coated with the honey sauce.
5. Step
Cook on high for another 1½ hours.
6. Step
Remove the chicken from the slow cooker and place, skin-side up, on a parchment paper-lined baking sheet.
7. Step
Broil for 2-3 minutes, until the skin is golden and crispy. (optional)
8. Step
Serve on plates with the veggies, chicken, and a spoonful of the leftover honey sauce.