Pickled Onion-Chutney Turkey Burgers

For 6 burgers:

2 lb. lean ground turkey breast

1 tsp. salt

1 tsp. lemon zest

1/2 C. mayonnaise

1/4 C. chopped fresh parsley

2 Tbsp. finely chopped red onion

1/3 C. mango chutney

6 of your favorite hamburger buns

Toppings: small wedges of blue cheese, arugula, whole grain Dijon mustard

Red Onion Relish, recipe follows 

Preheat grill to 350° to 400° (medium-high) heat. Combine first 5 ingredients gently. Stir onion and mango chutney into meat mixture. Shape mixture into 6 (5-inch) patties.
Grill, covered with grill lid, 6 to 7 minutes on each side or until a meat thermometer inserted into thickest portion registers 170°. Serve on Homemade Hamburger Buns. Top each burger with a small wedge of blue cheese, arugula, whole grain Dijon mustard, and Red Onion Relish.
red onion relish

Red Onion Relish

1/2 medium-size red onion

2 tsp. cumin seeds

3 Tbsp. fresh lemon juice

2 Tbsp. cider vinegar

1 Tbsp. dark brown sugar

1/2 tsp. kosher salt

Thinly slice onion, and place in a 2-qt. glass bowl.
Heat a medium skillet over medium-high heat until hot; add cumin seeds, and cook, stirring constantly, 1 to 2 minutes or until toasted. Slowly stir in 1/2 cup water, lemon juice, and next 3 ingredients. Stir until brown sugar is melted and mixture comes to a boil.

Pour over red onion slices, and let stand 1 hour. Store in an airtight container in refrigerator up to 1 week.