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 Manusia mengonsum

 Manusia mengonsum

si daging sejak dim

si daging sejak dim

ulainya s

ulainya s

ejarah

ejarah

 peradaban ma

 peradaban ma

nusia itu sendiri. Berb

nusia itu sendiri. Berb

agai jenis ternak telah

agai jenis ternak telah

dik

dik

embangkan untuk diambil dagingnya, baik ter

embangkan untuk diambil dagingnya, baik ter

nak

nak

besar (seperti

besar (seperti

sapi atau kerbau) maupun ternak kecil

sapi atau kerbau) maupun ternak kecil

(seperti domba, kambing, dan babi). Selain jenis ternak

(seperti domba, kambing, dan babi). Selain jenis ternak

tersebut, bebe

tersebut, bebe

rapa ter

rapa ter

nak lain juga dapat digunakan

nak lain juga dapat digunakan

sebagai sumber daging untuk konsumsi manusia. Meski

sebagai sumber daging untuk konsumsi manusia. Meski

demikian, daging yang paling banyak diperjualbelikan

demikian, daging yang paling banyak diperjualbelikan

adalah daging sapi.

(2)

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DAGING

DAGING

Daging sapi/kerbau, babi adalah urat daging

Daging sapi/kerbau, babi adalah urat daging

yang

yang

melekat pada kerangka, kecuali urat daging dari

melekat pada kerangka, kecuali urat daging dari

bagian bibir

bagian bibir, hidung d

, hidung dan telinga yang berasal d

an telinga yang berasal d

ari

ari

sapi/kerba

(4)

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Daging terdiri dari tiga komponen utama, yaitu jaringan otot ( 

Daging terdiri dari tiga komponen utama, yaitu jaringan otot ( 

muscle

muscle

tissue 

tissue 

 ), jaringan lemak ( 

 ), jaringan lemak ( 

adipose tissue 

adipose tissue 

 ), dan jaringan ikat ( 

 ), dan jaringan ikat ( 

connective tissue 

connective tissue 

 ).

 ).

Daging merupakan bahan pang

Daging merupakan bahan pang

an yang penting dalam memenuhi

an yang penting dalam memenuhi

kebutuhan gizi. Selain mutu proteinnya tinggi, pada

kebutuhan gizi. Selain mutu proteinnya tinggi, pada

daging terdapat

daging terdapat

pula kandungan asam

pula kandungan asam

amino esensial yang lengkap dan seimbang.

amino esensial yang lengkap dan seimbang.

Keunggulan lain, protein daging lebih mudah dicer

Keunggulan lain, protein daging lebih mudah dicer

na ketimbang

na ketimbang

yang berasal dari nabati. Bahan pangan ini juga mengandung

yang berasal dari nabati. Bahan pangan ini juga mengandung

beberapa jenis mineral dan vitamin

(6)

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P

Persyaratan yang harus dipenuhi oleh ter

ersyaratan yang harus dipenuhi oleh ter

nak yang

nak yang

akan dipotong agar diperoleh kualitas daging

akan dipotong agar diperoleh kualitas daging

yang baik, :

yang baik, :

(1)

(1)

ternak har

ternak har

us dalam keadaan sehat

us dalam keadaan sehat, bebas dari

, bebas dari

berbagai jenis penyakit,

berbagai jenis penyakit,

(2)

(2)

ternak harus cukup istirahat, tidak diperlakukan

ternak harus cukup istirahat, tidak diperlakukan

kasar

kasar, serta tak meng

, serta tak meng

alami stres agar

alami stres agar

kandungan glikogen otot maksimal,

kandungan glikogen otot maksimal,

(8)

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Kualitas daging

Kualitas daging

Dipengaruhi oleh faktor sebelum dan setelah pemotongan.

Dipengaruhi oleh faktor sebelum dan setelah pemotongan.

Sebelum pemotongan yang dapat mempengaruhi

Sebelum pemotongan yang dapat mempengaruhi

kualitas daging adalah ge

kualitas daging adalah ge

netik, spesies

netik, spesies

, bangsa, tipe

, bangsa, tipe

ternak, jenis kelamin,

ternak, jenis kelamin, umur

umur, pakan dan

, pakan dan bahan aditif

bahan aditif

(hormon, antibiotik, dan mineral), serta keadaan stres.

(hormon, antibiotik, dan mineral), serta keadaan stres.

Setelah pemotongan yang mempengaruhi kualitas

Setelah pemotongan yang mempengaruhi kualitas

daging adalah metode pelayuan, metode pemasakan,

daging adalah metode pelayuan, metode pemasakan,

tingkat keasaman (pH) daging, bahan tambahan

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Kualitas

Kualitas

-

-

kualitas

kualitas

daging

daging

yang

yang

baik

baik

 W

 W

arna daging merah segar

arna daging merah segar

Serat daging lembut

Serat daging lembut

Struktur daging seragam

Struktur daging seragam

mengkilap dan tidak pucat,

mengkilap dan tidak pucat,

tidak berbau asam atau busuk,

tidak berbau asam atau busuk,

daging elastis atau sedikit

daging elastis atau sedikit

kaku (tidak lembek). Jika

kaku (tidak lembek). Jika

dipegang, masih terasa

dipegang, masih terasa

(12)

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 Jen

 Jenis daging juga dapat dibedakan berdasark

is daging juga dapat dibedakan berdasarkan umur

an umur

sapi yang disembelih. Daging sapi yang dipotong pada

sapi yang disembelih. Daging sapi yang dipotong pada

umur sangat muda (3

umur sangat muda (3

-

-14 minggu) disebut

14 minggu) disebut veal,

 veal,

yang

yang

berwarna sangat t

berwarna sangat t

erang

erang

. Daging yang berasal dari sapi

. Daging yang berasal dari sapi

muda umur 14

muda umur 14-

-52 minggu disebut

52 minggu disebut

calf 

calf 

, sedangkan

, sedangkan

yang berumur lebih dari satu tahun disebut

(14)

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 W

 W

ar

ar

na daging

na daging

Mioglobin merupakan pigmen berwarna merah

Mioglobin merupakan pigmen berwarna merah

keunguan yang menentukan warna

keunguan yang menentukan warna

daging segar.

daging segar.

Mioglobin dapat mengalami perubahan bentuk akibat

Mioglobin dapat mengalami perubahan bentuk akibat

berbagai reaksi kimia.

berbagai reaksi kimia.

(16)

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Proses Pelayuan Daging

Proses Pelayuan Daging

Hewan yang baru dipotong

Hewan yang baru dipotong

dagingnya lentur dan lunak, kmd

dagingnya lentur dan lunak, kmd

terjadi perubahan sehingga

terjadi perubahan sehingga

jaringan otot menjadi

jaringan otot menjadi keras

keras

, kaku,

, kaku,

dan tidak mudah digerakkan.

dan tidak mudah digerakkan.

Keadaan ini disebut rigor

Keadaan ini disebut rigor mortis.

mortis.

Pel

Pelayuan adalah

ayuan adalah penanganan

penanganan

daging segar setelah

daging segar setelah

penyembelihan dengan cara

penyembelihan dengan cara

menggantung atau menyimpan

menggantung atau menyimpan

selama waktu tertentu pada

selama waktu tertentu pada

temperatur di atas titik beku

temperatur di atas titik beku

daging ( 

daging ( 

-

-1,50C).

1,50C).

(18)

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 T

 T

ujuan dari pelayuan daging

ujuan dari pelayuan daging adalah:

adalah:

(1)

(1)

agar proses pembentukan asam laktat dari

agar proses pembentukan asam laktat dari

glikogen otot

glikogen otot

berlangsung sempurna sehingga pertumbuhan bakteri akan

berlangsung sempurna sehingga pertumbuhan bakteri akan

terhambat,

terhambat,

(2)

(2)

pengeluaran darah menjadi lebih sempurna,

pengeluaran darah menjadi lebih sempurna,

(3)

(20)

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Kandungan gizi daging

Kandungan gizi daging

Protein 15

Protein 15-

-20

20

%

%

dr berat bahan

dr berat bahan

(as amino lengkap)

(as amino lengkap)

energi sebesar 250 kkal/100 g 

energi sebesar 250 kkal/100 g (tergantung lemak)

(tergantung lemak)

(22)

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Pembaian Cara Pemotongan Inggris,

Pembaian Cara Pemotongan Inggris,

1.

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