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.
Pour your marinade over the flank steak in the bag. Use Â½ cup marinade for each pound of meat. Use a marinade that consist of a combination of an acid base such as lime or lemon juice, an oil and seasonings. Seal the bag and leave the steaks on the bottom shelf of the refrigerator for 30 minutes to 2 hours. Turn the bag two or three times to evenly disperse the marinade. How to Cook Tender Flank Steak. How to Roast a Flank Steak.