Mushroom Swiss Turkey Burgers

In this gluten-free turkey burger recipe, lean ground turkey stands in for ground beef, and portobello mushrooms produce a juicy, flavorful alternative to the traditional bun. Melted Swiss cheese, sliced tomato and arugula top off this delicious low-carb dinner!

Ingredients

  • 2 tablespoons extra-virgin olive oil
  • 1 clove garlic, minced
  • ¾ teaspoon ground pepper, divided
  • ½ teaspoon salt, divided
  • 8 portobello mushroom caps, stems and gills removed (see tips)
  • 1 pound lean ground turkey
  • 2 teaspoons gluten-free worcestershire sauce
  • 1 teaspoon dijon mustard
  • 4 slices swiss cheese
  • 1 small tomato, thinly sliced
  • 3 cups baby arugula