Wash all the veggies except the onions & wipe dry.
Cut the Zucchini & Onions into thick 1/2 inch/1 cm rounds.
Chop the Garlic finely.
Slice the Bell Pepper into long strips.
Whisk the Olive Oil, Balsamic Vinegar/Dressing, chopped Garlic, Basil, Salt & Pepper together in a large bowl.
Add the veggies. Toss.
Cook the veggies in a preheated Grill for 2-3 minutes, keeping the crunch intact. Remove & place in a plate.
Cook the veggies in a preheated Grill for 2-3 minutes, keeping the crunch intact. Remove & place in a plate.
Spray the outer sides of the bread slices with nonstick spay. Place them in a plate. (Sprayed side down).
Arrange the sun dried tomatoes & the grilled veggies on one slice of bread (unsprayed side) followed by the shredded Cheese.
Top with another slice of bread. (Sprayed side up).
Grill for 5 minutes or until you get nice grill marks.
Make the other 3 sandwiches in the same ways.
Enjoy!