Burgers: The Dexter beef burger is a meaty burger made with 90% meat, salt levels are kept deliberately low allowing the flavour of the onions to complement the beefy taste. Hand-made, approx weight 115gm each. The burgers include Dexter beef 90%, breadcrumbs (wheat-flour/gluten), onion, seasonings, preservative E221 (sulphur dioxide). Can be made without preservative. Minimum orders for preservative free is 5 packs of 2 burgers. These must be frozen immediately they are delivered.