Step 1

In a 12-inch skillet set over medium-high heat add vegetable oil.

Step 2

When the oil is hot add in the chicken and cook until browned on the outside and almost fully cooked, about 5 minutes.

Step 3

Remove the chicken from the pan and add-in bell peppers and onion.

Step 4

Saute until the peppers and onions just start to soften. Add in the garlic and saute for another 30 seconds until fragrant.

Step 5

Add the chicken back to pan.

Step 6

In a small bowl whisk together soy sauce, dry sherry, rice vinegar, dark brown sugar, cornstarch, and crushed red pepper flakes.

Step 7

Pour the sauce into the skillet and lower the heat to medium.

Step 8

Cook just until the sauce starts to thicken and coats the chicken and vegetables.

Step 9

Remove from the heat and stir in peanuts.

Step 10

Serve over cooked white rice.