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.
Top Rump. Thick flank comes from the top rump and is also known as knuckle and is similar to topside, though topside is a better choice for roasting. It is suitable as a joint to roast; as steaks slowly fried over a low heat, grilled, stir fried or braised.hick flank comes from the top rump and is also known as knuckle and is similar to topside, though topside is a better choice for roasting.