Calculate low-heat convection times, reverse sear flash durations, and core temperature rise for highly marbled Wagyu chuck eye and Denver steaks. Because chuck cuts feature rich intramuscular collagen alongside A5/A4 marbling, a low-temperature oven phase (225 deg F) gently breaks down connective tissue before a screaming 500 deg F flash sear builds a deep Maillard crust.

Master Rule: Pull the steak from the low-heat oven at 112 deg F to 116 deg F for medium-rare. Rest for 8 minutes to equilibrate internal thermal gradients before searing for exactly 45 to 60 seconds per side in a smoking hot cast iron skillet.

Configure Parameters

1.5 inches
8 BMS
225 deg F

Calculated Targets

Low-Heat Oven / Smoker Time
42 min @ 225 deg F
Pull at 115 deg F | Flash Sear 50 sec/side | Target 132 deg F Finished
Pre-Sear Pull Temp
115 deg F (46.1 deg C)
Flash Sear Duration
50 sec / side @ 500 deg F
Thermal Rest Carryover
+8 deg F (8 min Rest)
Tenderness Optimization
94% Collagen Softened
Dry brine your Wagyu chuck eye uncovered on a wire rack in the refrigerator for 12 to 24 hours with 1% kosher salt by weight. This dries the surface for instantaneous searing and deeply seasons the dense muscle fibers.

Wagyu Chuck Eye Reverse Sear Thermal Timeline

Thickness (in) BMS Score Oven Temp (deg F) Oven Duration (min) Pre-Sear Pull (deg F) Sear / Side (sec)
1.00 in BMS 6 225 deg F 25 - 30 min 115 deg F 40 sec
1.25 in BMS 8 225 deg F 32 - 38 min 115 deg F 45 sec
1.50 in BMS 8 225 deg F 40 - 45 min 115 deg F 50 sec
1.75 in BMS 10 225 deg F 48 - 55 min 114 deg F 55 sec
2.00 in BMS 12 225 deg F 58 - 66 min 112 deg F 60 sec
2.50 in BMS 10 225 deg F 75 - 85 min 112 deg F 70 sec

Precision Master Protocol

  1. 1
    24-Hour Dry Brine: Season the Wagyu chuck eye with 1% kosher salt by weight. Place on an elevated wire rack in the refrigerator uncovered for 12 to 24 hours to dehydrate surface moisture.
  2. 2
    Thermal Probe Insertion: Insert a leave-in digital thermocouple probe horizontally into the geometric center of the steak, avoiding direct contact with fat pockets.
  3. 3
    Low-Convection Phase: Place in a preheated 225 deg F oven or indirect smoker. Cook gently until the internal probe reads the exact calculated pre-sear pull temperature.
  4. 4
    Equilibration Mid-Rest: Remove steak from the oven and let rest on a cutting board for 8 to 10 minutes. Internal moisture stabilizes and surface heat diffuses inward.
  5. 5
    Screaming Hot Flash Sear: Heat a dry cast iron skillet to 500 deg F. Sear the steak for the exact calculated seconds per side, flipping once, until an intense mahogany crust forms.
  6. 6
    Cross-Grain Carving: Rest for 5 minutes post-sear. Slice across the muscle grain into 1/2-inch thick slices to maximize tenderness.
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