Can you eat a grilled sausage without heating it up?
Generally speaking, it is not recommended to eat grilled sausages without heating them first. The detailed explanation is as follows:

During processing and storage, grilled sausages may have certain bacteria, parasites, or dust remaining on their surfaces. Heating effectively kills these microorganisms and reduces food safety risks. Therefore, grilled sausages should be consumed after heating. Unheated grilled sausages may contain bacteria such as Salmonella and Escherichia coli. These bacteria can cause gastrointestinal symptoms like abdominal pain, diarrhea, and vomiting after entering the human body, and in severe cases, may lead to serious infections.
Although the risk of parasites in grilled sausages is relatively low, there is still a possibility. If unheated grilled sausages contain parasites or eggs, their consumption may lead to parasitic infection, which can harm human health.
Grilled sausages can be heated by various methods such as pan-frying, roasting, or deep-frying. When heating, ensure the internal part of the sausage is thoroughly cooked to effectively kill microorganisms. During heating, avoid excessive heat that may burn the surface while leaving the inside undercooked, as well as insufficient heat that may result in inadequate cooking.