Calculate exact equilibrium cure formulations, Cure #2 ratios, and chamber drying targets for whole-muscle pork collar (coppa / capicola / gabagool) based on muscle caliber and target moisture loss.
Master Rule: Never dry cure whole muscle coppa using guesswork surface salting. Equilibrium salting in vacuum pouches guarantees uniform 2.75% salt penetration from exterior to geometric center without over-salting, preventing core spoilage and case hardening.
Configure Parameters
2200 g
2.75 %
85 mm
36 %
Calculated Targets
Finished Target Weight
1408 g
36% weight drop (Initial 2200 g)
Vacuum EQ Cure Time
29 Days
Exact Cure #2
5.50 g
Pure Sea Salt Needed
55.56 g
Est. Chamber Drying
8 - 10 Weeks
An 85mm caliber coppa requires 29 days in vacuum seal at 36F-38F for complete salt and nitrate migration to the center. Target finished weight is 1408g (36% loss).
Coppa and Capicola Caliber vs. Curing Timeline
| Muscle Caliber (mm) | Typical Green Weight | Vacuum EQ Salting Days | Casing Recommendation | Chamber Drying Weeks |
|---|---|---|---|---|
| 65 - 75 mm | 1.2 - 1.6 kg | 23 - 26 Days | Beef Middle (65/70) or Collagen Sheet | 6 - 7 Weeks |
| 80 - 90 mm | 1.8 - 2.4 kg | 27 - 31 Days | Beef Bung Cap (90/105) or Natural Bladder | 8 - 10 Weeks |
| 95 - 105 mm | 2.5 - 3.2 kg | 32 - 35 Days | Large Beef Bung (100/120) | 10 - 12 Weeks |
| 110 - 125 mm | 3.3 - 4.5 kg | 36 - 40 Days | Sewn Beef Bungs or Elastic Netting | 12 - 16 Weeks |
Precision Master Protocol
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1Harvest the coppa muscle from the pork collar, trimming excess fat to an even 5mm to 8mm exterior cap.
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2Weigh the green coppa precisely. Calculate Cure #2 (0.25%) and sea salt (2.75%) on a 0.01g scale along with cracked black pepper, juniper, and cayenne.
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3Massage the cure mixture over the entire muscle, place into a heavy vacuum pouch, vacuum seal tightly, and cure at 36F to 38F for the calculated EQ duration.
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4After the EQ cure period, remove the muscle, rinse briefly in dry white wine, pat dry, and case in a soaked beef bung or wrap in a collagen sheet.
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5Truss tightly with butcher twine or elastic netting every 1 inch to maintain firm cylindrical geometry as it shrinks.
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6Hang in a curing chamber at 54F to 56F and 75% to 80% relative humidity. Spray with Penicillium nalgiovense mold culture and weigh weekly until the target 36% weight drop is achieved.
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