Grilled Veggie Sandwich

Ingredients

• 1/4 cup Extra virgin olive oil
• 3 tbsp Balsamic vinegar
• 1/2 tsp Dijon mustard
• 1/4 tsp, leaves Basil, dried
• 1 pinch Salt
• 1 dash Black pepper
• 1 large Zucchini
• 1 large Summer squash
• 1 eggplant Eggplant
• 1 onion(s) Sweet onion
• 2 small pepper(s) Red bell pepper
• 12 slices Whole grain bread
• 6 tsp Whole grain mustard
• 2 avocado(s) Avocado
• 3 cups Arugula