Looking for a really, juicy burger for the upcoming Memorial Day weekend or for anytime you want a burger. Try this one. Mushrooms add an earthy flavor to lean ground beef. They also make the burgers juicy. The mushrooms are cooked before they are added to the ground meat. Be sure to cook them until they are dry, with no liquid left in the pan. Helpful Hints: — You can use any type of mushroom. — You can use any type of burger bun. Countdown: — Prepare burgers. — While burgers cook, assemble salad and toast burger buns. Shopping List: To buy: 8 ounces 95% lean beef, 6 ounces wild mushrooms (oy…