Why does ground beef turn brown?

Chef's answer
In ground beef, things are a little bit different than in a steak or roast. Because so much of the meat is exposed to air when ground beef is made, the myoglobin gets saturated with oxygen. The enzymes that use the oxygen still work, turning the myoglobin brown..
Frequently asked Questions 🎓
Regular ground beef (70% to 77% lean)
  • Fat adds flavor, so use this type for juicy burgers, chili, tacos and spaghetti sauce.
  • Regular ground beef is less expensive than ground chuck or sirloin. Ground chuck (78% to 84% lean)
  • Ideal for meatloaf and meatballs, ground chuck holds its shape during cooking.
If you have a "cup measure", 2 cups of packed ground beef is around 1 pound of ground beef. ... A pound of ground beef, in a square shape, measures 4" x 4" x 1.75" deep..
two hoursNever leave ground beef or any perishable food out at room temperature for more than two hours. The safest place to thaw meat is in the refrigerator. Keeping meat cold while it is thawing helps prevent the growth of harmful bacteria. Be sure to cook it or refreeze within one or two days..
How To Add Fat To Lean Ground Beef
  • Add beef back fat (tallow)
  • Add bacon.
  • Add sausage.
  • Add chorizo.
  • Add cheese.
  • Add butter.
  • Instructions
  • Fill your sink or a large pot with hot tap water.
  • Sealed in a secure ziplock bag, submerge the ground beef into the water. ...
  • Every 5 minutes or so, check on the meat and break it up some. ...
  • Within 30 minutes, you'll have defrosted ground beef ready to be made into a delicious meal.
  • One pound of beef will take about one hour to defrost in a bowl of water, then it should be cooked right away..
    Raw ground beef should be bright red on the outside and brownish on the inside. If its surface has turned thoroughly brown or gray or grown mold, it has gone bad and should be discarded.
    A few more cooking questions 📍

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