Cast-iron Burger [cooking Light]

Total Time: 36 mins Preparation Time: 30 mins Cook Time: 6 mins

Ingredients

• 1 lb ground sirloin
• 1/2 teaspoon kosher salt
• 1 tablespoon canola mayonnaise
• 1 tablespoon dijon mustard
• 1 tablespoon prepared horseradish
• 2 teaspoons ketchup
• 2 slices of applewood-smoked bacon, chopped
• 3 cups vertically sliced yellow onions
• 1 tablespoon finely chopped chives
• 1 teaspoon worcestershire sauce
• 1/4 teaspoon fresh ground black pepper
• 4 (1 1/2 ounce) hamburger buns or 4 (1 1/2 ounce) kaiser rolls
• 4 slices tomatoes
• 1 cup shredded lettuce

Recipe

• 1 to prepare the patties, divide beef into 4 portions, lightly shaping each into a 1/2-inch thick patty. sprinkle evenly with salt. cover and refrigerate 30 minutes.
• 2 to prepare horseradish spread, combine mayonnaise and next 3 incredients (through ketchup) in a small bowl. set aside.
• 3 to prepare relish, cook bacon in a large nonstick skillet over medium-low heat until script. remove bacon from pan with a slotted spoon. add onion to drippings pan; cook 15 minutes or until golden brown. combine bacon, onion mixture, chives, worcestershire sauce, and pepper in a small bowl.
• 4 heat a large cast-iron skillet over medium-high heat. coat pan with cooking spray. add patties; cook 2 minutes on each side or until desired degree of doneness. spread 1 1/2 teaspoons horseradish spread on cut sides of each bun half. top bottom half of each bun with 1 patty, 1/4 cut relish, 1 tomato slice, 1/4 cup lettuce, and top half of bun.