Cooking Myths That Most Home Cooks Believe — and What's Actually True

This myth dates back to a 19th-century chemist whose theory was never actually tested — yet it became embedded in cooking culture for over a century. When you sear meat, the high heat causes proteins and sugars on the surface to react and brown, creating hundreds of new flavor and aroma compounds. That's genuinely valuable. But seared meat still loses moisture during cooking — often as much as or more than unseared cuts, because higher heat accelerates moisture loss. What does preserve juiciness is resting the meat after cooking and avoiding overcooking it past its ideal internal temperature.

The U.S. Centers for Disease Control and Prevention (CDC) and the USDA both advise against washing raw poultry for exactly this reason. Water splashing off the surface of raw chicken can carry Campylobacter, Salmonella, and other pathogens up to several feet across a sink basin and onto adjacent surfaces and utensils — a process called splash contamination. The only reliable method for destroying bacteria in raw chicken is thorough cooking to a safe internal temperature (165°F, as measured by a food thermometer). No amount of rinsing achieves this. Patting chicken dry before cooking is a legitimate technique — but the paper towel should go straight into the trash.

Because oil and water don't mix, any oil added to a boiling pot simply rises to the surface. It has negligible contact with the pasta while it's cooking. Worse, once pasta is drained, residual oil on the surface creates a slick coating that makes it harder for sauces to cling. The real solution to clumping is simpler: use enough water in the pot, stir the pasta during the first minute or two (when surface starch is most sticky), and sauce it promptly after draining — don't let cooked pasta sit in a colander and cool.

Ground beef can turn brown before it reaches a safe temperature, while some poultry can remain pink even when fully cooked — a phenomenon caused by the presence of myoglobin and certain cooking conditions. Relying on color alone has been linked to undercooking and foodborne illness. USDA guidelines specify internal temperatures for safety: 160°F for ground beef and 165°F for all poultry, measured with a calibrated instant-read thermometer at the thickest part of the meat, away from bone. This is one of the most straightforward food safety investments a home cook can make.

Cooking is largely about controlled heat transfer, and different foods and techniques call for very different temperatures. Boiling stock aggressively makes it cloudy and bitter; a gentle simmer extracts flavor while keeping it clear. Cooking eggs over high heat makes them rubbery; low-and-slow produces silky texture. Sautéing vegetables over medium-high heat preserves texture and color; the same heat applied to a braise toughens connective tissue rather than breaking it down. Understanding how heat behaves — rather than defaulting to the highest setting — is one of the most impactful skills a home cook can develop. See our guide on sautéing, frying, and stir-frying for a practical breakdown.