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Some
frequently (and not so frequently) asked
questions about seafood…
How much fish should I buy?
For
whole or round fish, allow ~3/4 lb. per person
For dressed or cleaned fish, allow ~1/2 lb. per person
For fillets or steaks, allow ~1/2 lb. per person
What do those terms mean?
A drawn fish is a whole fish minus its internal organs. A
drawn fish may still need to be scaled.
A dressed fish has had its organs, scales, head, tail, and
fins removed. It's ready to be cooked.
A fish steak is a crosscut slice from a large dressed
fish. Steaks do not need any special preparation before cooking.
A fish fillet is a boneless piece cut lengthwise from the
side and away
from the backbone.
Freshness is easiest to gauge when the fish is whole. Look for
these signs of quality in both whole and "dressed" fish:
-
Appearance is bright and shiny.
-
Scales
are bright, most of them intact and adhering closely to the
skin.
-
Eyes
are bright, clear, and full and often protrude.
-
Gills
are red - and indicatory that oxygen is present and the fish
is very fresh. Gill color fades with time to light pink, then
gray, and finally to greenish or dull brown.
If the fish has been dressed:
-
Flesh of most
species of lean or white fish should be white, and almost
translucent; there should be no signs of reddening along the
backbone, nor discoloration of the flesh.
-
Flesh should feel
firm and elastic when pressed with the fingertips. Fesh that
is limp, soft and remains indented after pressing is stale.
-
Fish
aroma is fresh and mild, not "fishy".
How should I handle my fish
once I get it home?
Keep it
cold! Never leave seafood in a hot car!
Storing Fresh Seafood
-
Unwrap, rinse under cold water, pat dry with paper towel and
place in an airtight container. Store in the coldest part of
the refrigerator.
-
For
optimum flavor, texture, and nutritional value, store fresh
seafood no longer than 1-2 days before use.
-
Although it's best to use seafood in its
fresh state, if it is necessary to freeze fish, do so quickly
and use it as soon as possible.
-
Refrigerate live clams, oysters, mussels, crabs, lobsters, and
crayfish in well ventilated containers. Cover container with
a damp cloth or paper towel.
-
Do not
store live shellfish in airtight bags or containers. Storing
live shellfish in fresh or salt water will kill them.
Storing Frozen
Seafood
-
Store
frozen seafood products in the freezer immediately when you
get home. Store them in their original moisture-proof
package.
-
Frozen
seafoods packaged in over-wrapped trays should be repackaged
in cling wrap, plastic freezer wrap, freezer paper, or other
moisture-proof material before storing them in the freezer.
-
Keep
frozen seafood at 0 degrees F or below until ready to use.
Thawing Frozen Seafood
-
Many
frozen seafood products do not need to thaw before being
cooked. Follow the processor's directions. Frozen seafood
generally require double the cooking time recommended for
fresh fish.
-
If
thawing is required, do so in the refrigerator (about 18 hours
per pound) or under cold water.
-
Do
not thaw frozen seafood at room temperature or under warm
running water. Thinner parts of the seafood thaw faster than
thicker parts, and the outer edges may start to spoil before
the center has thawed.
Handling and Preparation
-
Don't cross-contaminate! Bacteria can
spread from raw and live seafood to cooked seafood. Handle raw
and cooked seafood products separately.
-
Thoroughly wash and rinse knives,
containers, and cutting boards between handling of raw and
cooked seafood.
Now, how do I cook it?
As a
rule, fish should be cooked approximately 10 minutes per inch at
350 degrees, based on the maximum thickness of the fish.
Steaks
and thicker fillets should be turned halfway through the cooking
time.
Pieces
of fish less than 1/2" thick do not have to be turned.
Fillets should be
placed skin side down. The skin will remove easily after
cooking.
If fillets are rolled
or stuffed, measure at the thickest point to determine cooking
time.
The Food and Drug
Administration recommends cooking most seafood to an internal
temperature of 145°F (63°C). If you don't have a meat
thermometer, there are other ways to determine if seafood is
done:
-
For
fish, slide the point of a sharp knife into the flesh and pull
aside. The edges should be opaque and the center slightly
translucent, with flakes beginning to separate. Let the fish
stand 3 - 4 minutes to finish cooking. Check for doneness at
the thickest part of the fish.
-
For
shrimp, lobster and scallops, check color. Shrimp and lobster
turn red and the flesh becomes pearly white. Scallops turn
milky white or opaque, and firm.
-
For
clams, mussels and oysters, watch for the point at which their
shells open. That means they're done. Throw out those that
stay closed.
Cooking
methods
The variety of fish
available on the market today is rivaled only by the number of
ways in which each can be prepared!
Baking
Whole
fish, whole stuffed fish, fillets, stuffed fillets, steaks and
chunks of fish may be baked. Use pieces of similar size for even
cooking. It's best to bake fish in a preheated, 350° F oven
following the 10-minute per inch rule; bake uncovered, basting
if desired.
Broiling
Steaks,
whole fish, split whole fish and fillets lend themselves well to
broiling. Place fish, one-inch thick or less, 2-4 inches from
the heat source. Place thicker pieces 5 - 6 inches away. Baste
frequently with an oil-based marinade. Using the 10-minute rule,
cook on one side for half the total cooking time, basting once
or twice, then turn the fish over to continue broiling and
basting.
Grilling
This
technique lends itself well to meatier or steak fish such as
salmon, halibut, swordfish, tuna and whole fish. Preheat an
outdoor gas or electric grill. If using a barbecue grill, start
the fire about 30 minutes before cooking. Let it burn until
white hot then spread coals out in a single layer. Adjust the
grill height to 4 to 6 inches above the heat.
To grill
fish, a moderately hot fire is best for cooking seafood. Always
start with a well oiled grid to prevent the delicate skin of the
fish from sticking. For more delicate pieces of fish, a hinged,
fish-shaped wire basket is recommended.
Baste
steaks and fillets frequently while grilling to prevent them
from drying out. Marinating fish an hour before grilling also
helps keep it moist. Apply the 10-minute rule for proper
doneness.
Use
indirect heat for whole fish by banking hot coals on either side
of the barbecue or preheat gas or electric grill. Oil fish well
and place in an oiled fish basket. Cook, covered, 10 to 12
minutes per inch of thickness, turning halfway through cooking
time.
Microwaving
Use a
shallow dish to allow maximum exposure to the microwaves.
Arrange fillets with the thicker parts pointing outward and the
thinner parts, separated by pieces of wax or parchment paper,
overlapping in the center of the dish. Cover dish with wax paper
and vent by turning back one corner. Allow 3 minutes per pound
of boneless fish cooked on high as a guide. Rotate the dish
halfway through the cooking time. Rolled fillets microwave more
evenly and are less likely to over-cook than flat fillets, which
may have thin edges.
Poaching
Poach fish in simmering liquid
such as fish stock, water with aromatic herbs/vegetables, or a
mixture of wine and water. In a large skillet, sauté pan or fish
poacher, bring liquid to a boil. Add fish and return to boil.
Reduce to a simmer-the liquid should barely bubble. Cover and
begin timing fish according to the 10-minute rule. The remaining
liquid may be used to make a sauce for fish if desired.
Sautéing/Pan-frying
This is
an excellent method for fillets and pan-dressed fish like trout,
tilapia and catfish.
Tip: Dip
the fish into seasoned flour, cornmeal or bread crumbs just
before sautéing. Heat a small amount of olive oil or butter in a
skillet large enough to hold the fish. When the pan is very hot,
place the fish into the skillet. Sauté for half the total time
as determined by the 10-minute rule, turn over and complete
cooking.
Steaming
Whole fish, chunks, steaks and
stuffed fillets steam well. To steam fin fish, fill a large
saucepan with 1” of water. Place fish on a steamer rack and
place rack in pan. The water should not exceed the height of the
rack. Cover tightly and bring the water to a boil. Using the
10-minute rule, steam until thoroughly cooked.
Stir-Frying
Fish for stir-frying should be
firm-textured—monkfish, sea bass, shark, swordfish or tuna are
all good choices. Shrimp and lobster also make excellent stir
fry options. Stir-frying is a
very fast technique, so it's important to have all ingredients
in uniform size and ready for cooking.
Using a
wok or large skillet, coat the bottom and sides with vegetable
oil and heat to hot. Add fish and toss gently and constantly
until fish is about three quarters cooked, approximately 2 - 4
minutes. Remove to a warm platter.
Stir-fry
a selection of sliced vegetables (i.e. carrots, onions, bell
peppers, zucchini, and mushrooms) in addition to a light sauce
if desired. Return fish to the wok or skillet and cook one to
two minutes more. Serve immediately.
I know fish is good for me, but why?
There
are a number of answers to this question. First, seafood is:
-
low in
calories
-
low in
total fat and saturated fat
-
high
in protein, vitamins and minerals
-
good
source of Omega-3 fatty acid
These
qualities combined mean that when eaten regularly (at least
twice a week), fish may:
-
reduce
the risk of heart disease
-
prolong life after a heart attack
-
lower
blood triglycerides (fats)
-
improve heart function and reduce damage from heart disease
-
lower
blood pressure
-
improve symptoms of inflammatory diseases, arthritis and
psoriasis
Who oversees the
seafood industry in this country?
Reflecting consumers' growing interest in seafood, the U.S. FDA
established its Office of Seafood in March 1991 to strengthen
the agency's domestic and imported seafood programs.
Responsibilities of the office include:
-
overseeing seafood inspection programs;
-
researching and testing methods to detect and evaluate the
effects of contaminants in fish;
-
administering the National Shellfish Sanitation Program, which
works to maintain safety of shellfish;
-
participating in programs to increase industry awareness of
FDA seafood regulations and enforcement;
-
overseeing development of seafood safety inspection programs
for inspectors.
In 1991,
the FDA initiated a special inspection of the nation's seafood
processing plants and other seafood establishments and launched
a new inspection program, Hazard Analysis Critical Control Point
(HACCP).
H.A.C.C.P. in Brief
The
Hazard Analysis Critical Control Point (Hass-ip) program is a
state-of-the-art food safety program originally developed for
astronauts to ensure safe food in space. A HACCP program
identifies critical control points during a processing or
handling operation for a food where a hazard, such as cross
contamination, might be introduced. Critical control points
could include:
-
the
point of receipt,
-
the
thermal processing stage of the canning process,
-
cook
and post-cook stages of preparation processes,
-
final
packaging or storage conditions.
HACCP
mandates that seafood handlers identify key stages in seafood
processing and handling where problems might occur. Companies
are required to develop a monitoring system at these "critical
control points" to safeguard against potential problems. The
goal of the program is "keep it cold, keep it clean, and keep it
moving." As part of the HACCP program, seafood processors are
required to keep detailed monitoring records of their procedures
for review by state and federal inspectors. Companies must also
practice strict sanitation standards and maintain monitoring
records, both on facility cleanliness and worker hygiene.
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