Check the freezer section for tubs of frozen blood. Brands like Martin Purefoods often sell frozen beef blood that is perfect for soups and stews.
If you are looking for specific types, some boutique shops like The Butcher Shoppe specialize in various game and high-quality meats. 3. European & British Import Shops If you are specifically looking for blood to make black pudding where to buy beef blood
Fresh blood has a very short shelf life. If you aren't using it immediately, look for frozen options or freeze it yourself as soon as you get home. Check the freezer section for tubs of frozen blood
Keep in mind that blood is considered haram (forbidden) in Islamic dietary laws and is generally not found in Halal or Kosher butcher shops. Keep in mind that blood is considered haram
Here is a blog post guide to help you track down this specialty ingredient. The Chef’s Quest: Where to Actually Buy Beef Blood