Grilled Chicken Sandwich with Pesto Sauce

Rye bread (%50) [wheat flour, drinking water, rye flour, beetroot sugar, butter, yeast, milk powder, malt flour, wheat gluten, salt, anti-caking agent (calcium carbonate), emulsifier (mono- and diacetyl tartaric acid esters of mono- and diglycerides of fatty acids), antioxidant (ascorbic acid, lactic acid), preservative (sodium acetate)], grilled chicken fillet (%29) [chicken meat, spice blend, salt, vegetable oil (sunflower), dextrose (corn), flavour thickener (yeast extract), stabilisers (sodium diphosphate, potassium triphosphate), antioxidant (sodium citrate, ascorbic acid), preservative (sodium lactate, sodium acetate, sodium diacetate), thickener (carrageenan)], mayonnaise [drinking water, vegetable oil (sunflower), white vinegar, modified corn starch, sugar, egg, salt, thickener (xanthan gum), lemon juice, onion powder, flavourings, preservatives (potassium sorbate, sodium benzoate), antioxidant (EDTA)], pesto sauce (%5) [basil, vegetable oil (sunflower), cashew, parmesan cheese (milk, salt, rennet), salt, garlic, acidity regulator (lactic acid), natural flavouring].