Grilled cabbage slaw with blue cheese and jalapeño

Ingredients

• canola oil
• 800 grams inner cabbage leaves
• 2 tablespoons deseeded and finely chopped jalapeño chillies
• 1 small red onion, thinly sliced
• 1 carrot, peeled and cut into matchsticks
• 3 celery sticks, thinly sliced
• 1/2 cup quality mayonnaise
• 2 tablespoons Dijon mustard*
• 2 tablespoons cider vinegar
• 1 teaspoon sea salt
• 1 teaspoon cracked black pepper
• 1/4 cup crumbled blue cheese