King's Hawaiian grilled vegetable sandwich with mustard and herb marinade. #spon //

Grilled Vegetable Sandwich

This yummy sandwich is a great alternative for hamburgers. The mustard spread adds the BEST flavor and I don't even like mustard. 

Course Main Course
Cuisine American
Keyword easy dinner recipes
Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Servings 2
Author Sharon Garofalow


!For the Veggie Marinade

  • 1/4 cup olive oil
  • 1/4 Yellow Mustard
  • 2 tbsp chopped fresh basil
  • 3 cloves garlic minced

!For the Sandwich

  • 1 Eggplant
  • 2 Red Bell Pepper
  • 2 Green Zuccini
  • 2 Yellow Zucchini
  • 1 Red Onion
  • 1 package King's Hawaiian Sandwich Buns
  • Crispy friend onions optional


  1. Mix all marinade ingredients together in a bowl.
  2. Slice all vegetables into "steaks" and coat with whatever marinade you prefer.
  3. Grill vegetables.
  4. Spread mustard on each half of the bun and grill on direct heat on the grill.
  5. Assemble the sandwiches to your liking topping the vegetables with crispy fried onions if desired.

Recipe Notes

(Mustard Herb Marinade recipe is from [French's|])