Step 1

Combine flour and pepper in resealable food storage bag. Add chicken. Shake to coat with flour mixture.

Step 2

Heat oil in skillet over medium-high heat. Brown chicken about 2 minutes on each side. Place chicken in slow cooker.

Step 3

Combine soy sauce, vinegar, ketchup, sugar, garlic, ginger, and pepper flakes in small bowl; pour over chicken.

Step 4

Cook on LOW for 2 to 3 hours. Stir in cashews and serve.