How to keep your skin looking younger and boost collagen production. You might not know what it is, but collagen production is key when it comes to keeping your skin looking young, plump and wrinkle-free. Get daily news by email. Collagen is a protein produced by our cells that helps âholdâ the skin together, keeping it looking younger and giving it firmness and elasticity. When weâre young, our skin stays plump and smooth because it constantly regenerates itself.
Where it's from: Flank steak is from the bottom abdominal area of the cow, so it contains a lot of hard-working muscles. The meat has a lot of tough fibers running through it and is fairly lean. It's a thicker, wider cut of meat than skirt steak.
How to Slice Meat Against the Grain. Ah, the delicious flank steak. This cut of steak comes from one of the toughest muscles on the cow, but it has some of the best flavor on the animal. Flank steaks are also great candidates for a long bath in a delicious marinade.