M&S Wholegrain Mustard – 185g sealed jar Brand new, unopened jar of M&S Wholegrain Mustard. Ingredients: White wine vinegar, brown mustard seeds (15%), sugar, mustard seeds (15%), sea salt. Store in a cool, dry place. Once opened, refrigerate and eat within 4 weeks. Postage: Dispatched within 3 business days via Royal Mail 2nd Class. Happy to combine postage on multiple items – message me before buying.