Grilled Chicken and Zucchini Sandwich

Ingredients

• 2 tbsp low-fat mayonnaise
• 1 tsp fresh lemon juice
• 1/4 tsp bottled minced garlic
• 1/8 tsp freshly ground black pepper
• 1 1/2 tsp extravirgin olive oil
• 2 zucchini, thinly sliced lengthwise
• 1 8-ounce package plain focaccia, cut in half horizontally
• 2 ounces thinly sliced sharp provolone cheese
• 2 cups grilled chicken breasts, thinly sliced
• 1/4 cup sliced bottled roasted red bell peppers