@MotherofPearl capers, anchovies and olives have all been mentioned,
tomato ketchup, brown sauce, vinegar, salt and pepper, sugar, dipping sauce, sachets of stir fry sauce, soy sauce, worcester sauce, balsamic vinegar, flavoured oils, white wine vinegar, frozen garlic and ginger cubes or in a tube/jar.
chocolate, biscuits, sweets, etc.