The Ultimate Bacon Cheeseburger - Sutter Home Family Vineyards

Ingredients

• 2 pounds 90% lean ground beef
• 1/3 cup coarsely chopped sweet yellow onion
• 1/4 cup diced (1/4-inch) Gorgonzola Dolce or crumbled Gorgonzola Piccante cheese (depending on taste)
• 1/4 cup finely shredded mild cheddar cheese
• 1/4 cup crumbled pre-cooked bacon
• 3 tablespoons minced fresh cilantro
• 1 tablespoon Worcestershire Sauce
• 1 teaspoon seasoned salt
• 1 teaspoon freshly ground black pepper
• 6 (4 1/2-inch) soft Kaiser rolls, split
• 6 romaine lettuce leaves
• 6 (1/4-inch-thick) large tomato slices