Chicken & Pear Bistro Sandwich

Ingredients: Bread: Flour, water, yeast, salt. Filling: Roast chicken, white cheddar cheese, Dijon mustard (distilled white vinegar, mustard seed, water, salt, white wine, citric acid, tartaric acid, fruit pectin, sugar, spices), pears, caramelized onion (onion and olive oil), spinach.