Slice the onion, red bell pepper, and green bell pepper.
Cut the chicken breasts into chunks and the red potatoes into cubes.
In a large skillet, heat olive oil over medium heat.
Add chicken chunks and cook until lightly browned.
Remove chicken from skillet.
In the same skillet, toss in the sliced onions, and bell peppers.
Sauté until softened, about 3 to 4 minutes.
Pour in the Bourbon and simmer for 2 minutes.
Add brown sugar, soy sauce, salt, and pepper to the skillet.
Mix until well combined with the vegetables.
Return chicken to the skillet.
Add potato cubes, and cover the skillet.
Cook over low heat for 20 minutes until potatoes are tender and chicken is cooked through.