Tuna & Corn Sandwich

Rye bread (%56) [wheat flour, drinking water, rye flour, icing 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), antioxidants (ascorbic acid, lactic acid), preservative (sodium acetate)], tuna salad (%44) [tuna (%34), mayonnaise [(drinking water, vegetable oil (sunflower), white vinegar, modified corn starch, sugar, egg, salt, thickener (xanthan gum), lemon juice, onion powder, flavouring (mayonnaise), preservatives (potassium sorbate, sodium benzoate), antioxidant (EDTA)], milk, gherkin [cucumber, drinking water, salt, acidity regulators (acetic acid, citric acid), firming agent (calcium chloride), preservative (sodium benzoate)], potato, corn (%8), vegetable oil [palm, sunflower, rapeseed, emulsifier (mono- and diglycerides of fatty acids)], wheat flour, salt, whey powder, white pepper powder.]