Grilled Portobello and Spinach Burgers with Basil Mayonnaise

1. 1

   Mix together the mayonnaise, garlic, and basil in a small bowl.

2. 2

   Set aside to let the flavors develop.

3. 3

   In another small bowl, whisk together the oil and vinegar and brush over the tops of the mushrooms thoroughly.

4. 4

   Season with salt and pepper.

5. 5

   Light a charcoal fire or preheat your gas grill on high.

6. 6

   Oil the grills cooking surface.

7. 7

   Let the coals bum down to a medium-hot fire or adjust the gas grill burners to medium.

8. 8

   Cook the mushrooms until tender all the way through.

9. 9

   8 to 10 minutes per side.

10. 10

    Serve on toasted ciabatta bread brushed with olive oil or in warm pita pockets.

11. 11

    Top with a dollop of the basil mayonnaise and a handful of tom spinach leaves.

* Per serving · 4 servings · Values may vary.