Buy liver within a day or two of cooking it, peel off the membrane, slice it evenly, soak it cold in salted water for an hour, pat it bone dry, then sear it hot and fast. On the board: sliced liver, a knife and paper at right, skillet waiting on the burner — the setup staged before the liver meets heat. AI-generated illustration Contents Why Beef Liver Turns Bitter and Tough — and What Actually Fixes It What You Need: Liver, Soaking Liquid and Equipment Checklist Step 1 — Buy Fresh Liver and Treat It as Highly Perishable Step 2 — Trim the Membrane and Slice to an Even Thickness…