Ingredients:

* 3 tablespoons reduced-fat plain yogurt
* 2 tablespoons finely chopped onion
* 1 tablespoon fat-free mayonnaise
* 1 tablespoon Dijon mustard
* 1 tablespoon ketchup
* 1/2 teaspoon dried thyme
* 1/4 teaspoon grated lemon peel
* 1 teaspoon paprika
* 1/2 teaspoon onion powder
* 1/4 teaspoon salt
* 1/8 teaspoon cayenne pepper
* 4 (4 ounce) fillets catfish
* 4 lemon wedges

Methods:

1. In a small bowl, combine the yogurt, onion, mayonnaise, mustard, ketchup, thyme and lemon peel. Cover and refrigerate until serving.In another bowl, combine the paprika, onion powder, salt and cayenne rub over both sides of fillet.
2. Grill, covered, in a grill basket coated with nonstick cooking spray over medium-hot heat for 5-6 minutes on each side or until fish flakes easily with a fork.Serve with lemon wedges and yogurt sauce.