Combine the jelly and pineapple juice in a small saucepan. Cook over low heat, stirring occasionally, until melted and thoroughly heated.

Sprinkle chicken with pepper. Coat a large non-stick skillet with non-stick cooking spray; place over medium-high heat until hot. Add chicken and saute 4-5 minutes, turning once, or until cooked through.

Spoon sauce onto individual plates. Top with chicken. Dollop with sour cream and serve.

Nutrition Information per serving:
333 Calories; 1g Fat (3.9% calories from fat); 28g Protein; 53g Carbohydrate; 1g Dietary Fiber; 67mg Cholesterol; 110mg Sodium.  Exchanges: 0 Grain(Starch); 4 Lean Meat; 0 Fruit; 0 Fat; 3 1/2 Other Carbohydrates.