Sous vide cooking

Post on 11-Jul-2015

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Transcript of Sous vide cooking

Cooking made homo sapiens

Pathogens and toxins

Composition of meat

WaterFatProtein: myofibrilarProtein: sar-coplasmicProtein: connective

Denaturing proteins

Colour: sarcoplasmic protein

40 C⁰

80 C⁰

67 C: myoglobin denatured⁰

58 C: albumin denatures⁰

Texture: myofibrilar protein

40 C: myosin denatures⁰

80 C⁰

66 C: actin denatures⁰

Raw

Cooked

Overcooked

Tenderness: collagen

40 C⁰

80 C⁰

60 C⁰

74 C⁰

Enzymatic:24-72hr +

Thermal:8-24hr

Pathogen destruction

54 59 64 69 740

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Beef, pork, etc.Chicken, turkey

Temp ( C)⁰

Time (m)

Problem of traditional cooking

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350

Grill (350 C)⁰Oven (180 C)⁰Sous vide (58 C)⁰Target (58 C)⁰

Time

Temperature

Traditional cooking

Cooking times

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50

100

150

200

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350

400

450

55 C⁰57 C⁰59 C⁰61 C⁰63 C⁰65 C⁰

Thickness (mm)

Time (min)