Out-and-In California Burger Recipe | Say Mmm

Ingredients

• 3 tablespoons ketchup
• 2 tablespoons canola mayonnaise
• 2 teaspoons sweet pickle relish
• 1 teaspoon Dijon mustard
• 1 pound ground sirloin
• 1/8 teaspoon salt
• 1/8 teaspoon freshly ground black pepper
• Cooking spray
• 4 (1 ounce) slices reduced-fat, lower-sodium Swiss cheese (such as Alpine Lace)
• 4 green leaf lettuce leaves
• 4 (1 1/2 ounce) hamburger buns
• 4 (1 / 4-inch-thick) slices red onion
• 8 (1 / 4-inch-thick) slices tomato
• 1/2 ripe peeled avocado, cut into 1 / 8-inch-thick slices
• 8 bread-and-butter pickle chips