Types
and Forms of Charcoal Grills
Charcoal cooking basics
One can never replace the taste and
flavor of foods cooked on a charcoal barbecue grill. The aroma
fills the air in such a way that it makes your mouth water and
your neighbors envious. Apart from the distinct taste that they
render to foods, charcoal barbecue grills are also famous for
various other reasons. Most importantly, they are affordable
and available in every price range. Also, they are available in
a variety of styles and are suitable for cooking almost any
type of cuisine in the world.
Charcoal used in barbecue cooking can be broadly classified
into three different forms. These include lump coal, briquettes
and extruded form. Each one of these is explained below in
detail.
• Lump Charcoal: Also referred to as char, this
is probably the most expensive form of coal that is
obtained by burning hardwood. In fact, lump coal is a
black, brittle substance that is considered to be the
purest form of coal that is used for barbeque cooking.
Lump coal is primarily a combination of amorphous carbon
and ash containing minute and irregularly arranged
particles of granite. Apart from these, lump coal also
contains certain other impurities such as sulfur and other
hydrogen compounds. A good quality lump is very clean
burning fuel that burns hotter than briquettes. Also, lump
wood coal doesn’t contain any additives or chemicals. As a
result, it leaves almost no ash after burning, thus making
the process of cleaning easier.
• Briquette charcoal: Briquettes are probably
the most used form of coal for barbecue cooking. These can
be described in simple terms as blended form of lump wood
charcoal and anthracite. While the lump wood coal provides
the unique flavor and aroma that is characteristic of wood
smoke, anthracite is used to give the coal its distinct
appearance as well as to generate high temperature and
long lasting flame.
Apart from these two ingredients, briquette manufacturers
also use a variety of substances and mix them with lump coal.
Some of the ingredients that are commonly used include borax,
sodium nitrate, sawdust, limestone and starch. Each of these
ingredients has a distinct role in a briquette. Mineral carbon
and brown coal serve as a heat source. While starch acts as a
binding agent, sodium nitrate and saw dust perform the role of
an accelerator, thus assisting in faster ignition. Borax is
primarily used as a press release agent.
Based on the ingredients present,
briquettes can be divided into several forms. The most natural
form of briquettes are those that contain a very basic mixture
of charcoal and starch. Manufacturers also tend to mix paraffin
so that the product ignites faster. Another variation is
Mesquite that contains certain ingredients that can add flavor
to the food. The smoke released by this type of color contains
the flavor that gets infused into the food at the time of
cooking.
Most of the ingredients that are used in the process of
making briquettes do not pose any health risk nor do they
contaminate the food. Also, the ash that forms at the end of
burning a briquette is heavier unlike lump wood coal where the
ash is lighter. In fact, one can easily identify the difference
between these two types of coals based on this factor. The most
significant advantage of briquettes is that they are very
economical and can be easily obtained.
• Extruded charcoal: This form of charcoal is created by a
specialized process known as extrusion. In this case, excessive
pressure is applied on materials such as carbonized wood or raw
ground wood. Under the impact of that extra pressure, these
materials are pushed through a preset mold and come out in the
form of charcoal. Extruded coal is obtained in the shape of
logs.
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