Best Chicken Caesar Salad with Homemade Croutons

for the croutons

• 3 tablespoons extra-virgin olive oil
• 2 tablespoons chopped fresh parsley leaves
• 1 clove garlic grated
• Kosher salt and freshly ground black pepper to taste
• 4 cups ciabatta bread cubes

for the chicken

• 3 tablespoons extra-virgin olive oil
• 2 tablespoons freshly squeezed lemon juice
• 2 teaspoons lemon zest
• 1 clove garlic grated
• Kosher salt and freshly ground black pepper to taste
• 1 ½ pounds boneless, skinless chicken breasts

for the dressing

• ¼ cup mayonnaise
• ¼ cup buttermilk
• 3 tablespoons freshly grated parmesan
• 1 clove garlic grated
• 1 tablespoon freshly squeezed lemon juice
• 1 ½ teaspoons Dijon mustard
• ½ teaspoon Worcestershire sauce 
• Kosher salt and freshly ground black pepper to taste

for the salad

• 2 heads romaine roughly chopped
• ¼ cup freshly grated parmesan