Sous Vide Cooking Masterclass: Everything You Were Never Told

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Steps

1. 1
   Understand the three key benefits of sous vide cooking: (1) Precision cooking — low temperatures over longer times prevent overcooking and yield perfect doneness every time, (2) Standardization — every piece cooks identically, enabling less-experienced staff to produce consistent results, (3) Less qualified personnel needed — systematic process allows training young cooks effectively.

   Tip: Remember: cooking is always an equation of time plus temperature. At lower temperatures, you need more time but get superior results.
2. 2
   Set up your sous vide equipment. An immersion circulator (roner) heats water and circulates it via propeller (for containers up to 15 liters) or air pump (for 15-30+ liters). Alternative equipment includes a combi oven set to 100% humidity, or a blast chiller (abatidor) which can cook up to 85-90°C and then immediately cool.

   Tip: A blast chiller is ideal for the cook-chill method: cook overnight, and by morning the product is cooked AND cold, ready for storage.
3. 3
   Be aware of food safety danger zones. Food deteriorates between 6-63°C. For fish, sous vide temperatures (50-55°C) are within this danger zone, so cook times must be short and products must be rapidly chilled afterward. Always follow the cook-chill method: cook, cool immediately to below 6°C, then store.

   Tip: The shorter the cook time in the danger zone, the safer. Cool products immediately after cooking — ideally using a blast chiller.
4. 4
   Understand food preservation through vacuum packing. The three enemies of food preservation are light, water, and oxygen. Vacuum packing eliminates all three: sealing blocks light, the vacuum process extracts moisture (extending shelf life), and removing oxygen prevents oxidation. This also makes inventory management easier — count vacuum-packed portions instead of loose cuts.

   Tip: Do daily protein inventory if you run a food business — know exactly what you buy, have, and sell each day.
5. 5
   Learn the compression technique. Water boiling is related to atmospheric pressure, not just temperature (water boils at 85-87°C at high altitude in Peru vs 100°C at sea level). When vacuum packing, removing air creates spaces in the product's fibers that get filled by the surrounding liquid (marinade, brine, or spirit). This enables instant marinades — meat absorbs about 1cm per 24 hours normally, but vacuum compression makes it nearly instantaneous.

   Tip: Try vacuum-packing loin with pisco for a distinctly Peruvian flavor infusion. Also works with whisky or any spirit. For palate cleansers, vacuum-compress peeled cherry tomatoes in basil syrup.
6. 6
   Prepare equilibrium brine for jamón york: weigh the meat in its container, add water just to cover, then calculate the total weight (meat + water) as 100%. Add 1% sugar, 0.25% curing salt (sodium nitrate/nitrite for botulism prevention), and 2-3% salt for flavor. Brine for 24 hours. This method is forgiving — if left a few extra hours, the equilibrium prevents over-salting.

   Tip: Equilibrium brines are ideal for large-scale production (processing plants, half-ton batches). Start at 2% salt and adjust up to 3% based on your palate — 4% would be too salty for the exposure time.

   ~1440 min
7. 7
   Prepare percentage brine for jamón del país: use water only as the 100% base. Add 10% salt (100g per 1kg water). This is saltier than seawater. This method is faster and more aggressive — ideal for home use. Brining time depends on the size and weight of the meat piece, and requires testing and adjustment to find your ideal ratio.

   Tip: The brining time challenge is the real craft — experiment with different weights and times to develop your own ratios. This is what professional consultants help calibrate.
8. 8
   After brining, vacuum-pack the hams and cook sous vide (in combi oven at 100% humidity, immersion circulator, or blast chiller overnight). Once cooked, remove from bags, discard cooking liquid, untie any string/twine, pat dry, and slice for serving. Assemble sandwiches using both types of ham for layered charcuterie flavors and textures.

   Tip: Build sandwiches with two or more types of charcuterie — the layered flavors and textures will dramatically improve your sandwiches.

Giacomo Bocchio

LO QUE NUNCA TE DIJERON DE LA COCINA AL VACÍO | GIACOMO BOCCHIO

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