Ingredients

• For the Turkey Burgers

  • 1 pound ground white-meat turkey
  • 1 pound ground dark-meat turkey
  • 1/2 cup fromage blanc or pureed ricotta cheese
  • 1/2 cup coarsely chopped fresh flat-leaf parsley
  • 2 teaspoons finely chopped fresh sage
  • 2 garlic cloves, minced
  • Coarse salt and freshly ground pepper
  • Extra-virgin olive oil, for brushing

• For the Beef Burgers

  • 2 pounds ground beef, preferably grass-fed
  • Coarse salt and freshly ground pepper

• For Grilling

  • Vegetable oil, for brushing

• For Serving

  • 20 hamburger buns, split
  • 1 stick unsalted butter, softened
  • Garnish: Extra-Special Sauce, Homemade Beer-Spring Onion Mustard, pickles, thin cheddar cheese slices, lettuce, and tomato slices