Marinate chicken breasts for at least 3 hours in the marinade in the fridge.
For the cucumbers mix water, sugar and rice vinegar together until sugar dissolves. Add diced cucumbers, cover and marinate in the fridge for at least 1 hour.
Cook spaghetti until al dente. Rinse and add a little olive oil to keep from sticking.
Cook chicken breasts on a grill or Blackstone over medium heat until cooked through. About 8 minutes per side. Let rest for 10 minutes before slicicing.
For the sauce add everything but the water to a food processor and blend until smooth. With the food processor on, slowly add the water through the feed tube.
Add peanuts to a large zip loc bag and gently pound with a rolling pin.
Assemble with lettuce on bottom, spaghetti, chicken, cucumbers, carrots, sauce and top with peanuts.