IRON FLUXcast-iron searing bench 中文

IFX-024 · Ridged grill pan · Direct sear

Grilled chicken breast: a 700 g weight against the ridge problem

Ridges leave gaps under the meat, and a chicken breast thickens in the middle so it rocks. A light weight solves both at once without squeezing the meat flat.

By · Published · 7 min read

Bench plate IFX-24: rim diameter, wall thickness, handle angle and measured parameters

01Abstract

Four boneless skinless chicken breasts, brined 30 minutes and butterflied to an even 18 mm, were cooked on a ridged grill pan at 420 °F. Two were held under a 700 g weight for the first 90 seconds; two were cooked free. Weighted breasts made contact across 88 percent of their surface and reached 74 °C in 4 min 20 s; unweighted breasts made 61 percent contact, curled 6 mm and needed 5 min 40 s.

02Variables

Independent

  • A 700 g weight applied for the first 90 seconds versus no weight

Held constant

  • Chicken: 4 boneless skinless breasts, 2.5 percent brine 30 min, butterflied to 18 mm, dried
  • Pan: ridged cast-iron grill pan, 6 min preheat, pan surface 420 °F
  • Oil: 1/2 tsp canola wiped over the ridges with a cloth
  • Flip every 60 s, four flips total, probe in the thickest point
  • Rest 4 minutes before slicing

Hypothesis Pressing a chicken breast flat against a ridged pan with a light weight fixes the two problems ridges cause: uneven contact and a curled breast.

03Process

  1. Brine the breasts 30 minutes, then butterfly them so the thickness is 18 mm across — an uneven breast will curl no matter what you do.
  2. Preheat the ridged pan 6 minutes to 420 °F and wipe the ridges with a cloth carrying 1/2 tsp canola.
  3. Lay the breasts on the ridges and set the 700 g weight on top for 90 seconds. Press down once with a hand, then leave it.
  4. Remove the weight, flip every 60 seconds, and probe after the third flip.
  5. Pull at 74 °C, rest 4 minutes, and slice across the ridges so each piece carries a mark.

04Observations

  • Weighted breasts sat flat on the ridges immediately; contact coverage measured 88 percent against 61 percent unweighted.
  • Unweighted breasts curled 6 mm at the thin end during the first 90 seconds and had to be pressed down by hand to reach the ridges.
  • Time to 74 °C: 4 min 20 s weighted, 5 min 40 s unweighted, from the same starting temperature.
  • The weighted breasts showed eight even ridge marks; the unweighted ones had six, with two marks broken where the surface had lifted.
  • Neither batch was dry: the 30 minute brine was doing the work that the weight could not, and the weighted ones lost 3 percent less moisture by weight.

Instrument log

MethodSurface contactCurlTime to 74 °CWeight loss
700 g weight, 90 s88 %0 mm4 min 20 s18 %
No weight61 %6 mm5 min 40 s21 %

05Conclusion

Ridges are only a problem if the meat can lift off them. Ninety seconds under 700 g raises contact from 61 to 88 percent, stops the curl, and cuts cooking time by 80 seconds on a breast of the same thickness. The weight is light enough that it presses the surface flat without squeezing juice out, which is the difference between this and pressing a burger.

Terms used

Same track