Don’t have the app? Download for free:

M&S British Chicken Breasts in a Mustard Sauce

Not ultra‑processed

Not ultra‑processed: Although the product contains additives, these are not among those we consider clear indicators of an ultra‑processed food.

Additives and processes (1) in M&S British Chicken Breasts in a Mustard Sauce

Sodium Nitrate

Open in the app to read about the additives.

Allergens in M&S British Chicken Breasts in a Mustard Sauce

Milk

Mustard

Swap suggestions to M&S British Chicken Breasts in a Mustard Sauce

Open in the app to see swap suggestions based on your preferences.

Ingredients

Chicken Breast (61%) · Creamy Mustard Sauce (21%) · Unsmoked Streaky Bacon (13%) (Pork (99%) · Curing Salt (Salt · Preservative: Sodium Nitrite, Sodium Nitrate) · Sugar · Antioxidant: E301) · Water · Cracked Black Pepper · Parsley · Sea Salt · Cornflour · Sugar · Chicken Stock (Water · Chicken Bones · Yeast Extract · Salt · Tomato Paste · Sugar). Creamy Mustard Sauce contains Water · Cream (Milk) · Chicken Stock (Water · Chicken Bones · Yeast Extract · Salt · Sugar · Tomato Paste) · Whole Milk · Onions · Cornflour · Butter (Milk) · Wholegrain Mustard (Water · Brown Mustard Seeds · Vinegar · Sea Salt · Pimentoes · Cinnamon) · Sugar · Dijon Mustard (Water · Vinegar · Dried Mustard · Sea Salt · Turmeric · Pimentoes · Mustard Husk) · Lemon Juice · Garlic Purée · Parsley · Salt · English Mustard (Water · Dried Mustard · Sea Salt · Pimentoes · Turmeric) · Natural Colour: Plain Caramel. May contains bones.

Nutritional information

Open in the app to view nutritional information.

Always double‑check the information on the product packaging to ensure you do not consume anything you may react to.

The product information comes from both internal and external sources and may contain errors. Recognition of ingredients and additives may also be incomplete. The Food App is not responsible for any inaccuracies or omissions.

Open in The Food App

Don’t have the app? Download for free:

More products in the same category as M&S British Chicken Breasts in a Mustard Sauce:

Sainsburys Slow Cooked Lamb Shoulder with a Redcurrant, Honey & Rosemary Glaze 400g (serves x2)

M&S Lamb Rogan Josh

Sainsbury's Fresh British Turkey Meatballs x12 400g

Ashfields Cooked Chicken Breast Slices 150g

Sainsbury's Aberdeen Angus Quarter Pounders, Taste the Difference x4 454g

Smörgåsbord The Original Swedish Meatballs 400g

Read more

Report: UK Ultra-Processed Food Index 2026

Over 60% of UK foods are ultra-processed, with flavourings as the most common indicator. This...

What is ultra-processed food? A simple guide with examples

It’s not always easy to tell whether a food product is ultra-processed or not. This...