Herbed Beef Burgers Recipe

Name: Herbed Beef Burgers Recipe
Ingredients: 1 pound ground beef, preferably local and grass-fed; ¼ cup chopped fresh mint leaves; ¼ cup fresh basil pesto, plus more for garnish, if desired (optional); 2 tablespoons Worcestershire sauce, plus more to taste if necessary; Salt, preferably Maldon, for seasoning, if desired; Freshly ground black pepper, for seasoning, if desired; 4 brioche buns or Portuguese rolls, for serving (optional); Fresh baby greens or spinach, for serving (optional); 4 slices fresh tomato, for serving (optional)