Darkorpse 0. Not sure if we're thinking of the same waxy shine, but to me that's normally a bad sign and an indicator of heat stress. If a leaf is shiny, it is reflecting more light than necessary, and will lower the rate it can absorb light at and negatively affect it's health.
1 PREHEAT oven to 250F. Place steaks on a rack over a baking sheet. 2  Rub with 1 tbsp oil and season with salt and pepper. 3  Roast steaks in the centre of the oven for about 20 minutes for medium-rare. 4  Remove from oven.HEAT oil in a medium skillet over high heat. Add steaks and sear until deep brown and crisp, about 3 minutes a side. Hold the steak on their sides and cook the edges for 1 min per side.Remove to rack and let rest for 10 min.oast steaks in the centre of the oven for about 20 minutes for medium-rare. Remove from oven. HEAT oil in a medium skillet over high heat. Add steaks and sear until deep brown and crisp, about 3 minutes a side.
Directions. Preheat a grill pan over high heat for 3 to 4 minutes. Combine the mustard, onion powder, garlic powder, salt, cayenne and allspice in a small bowl. Rub the flank steak all over with the mix and let sit for 10 minutes.Put the steak on the hot grill and cook 5 minutes per side.Remove and let rest 10 minutes before slicing.Serve with Chimichurri Sauce.ombine the mustard, onion powder, garlic powder, salt, cayenne and allspice in a small bowl. Rub the flank steak all over with the mix and let sit for 10 minutes. Put the steak on the hot grill and cook 5 minutes per side. Remove and let rest 10 minutes before slicing. Serve with Chimichurri Sauce.