Grilled Steakhouse Salad

Ingredients

• 1/2 cup crumbled blue cheese
• 1/2 cup mayonnaise
• 1/3 cup buttermilk
• 2 teaspoons fresh lemon juice
• 1/4 teaspoon garlic powder or 1 garlic clove minced
• 1/2 teaspoon dried minced onion or 1/4 onion chopped fine
• 1/2 teaspoon ground black pepper
• 8 ounces button mushrooms, sliced
• 1 teaspoon butter
• 2 Tablespoons Worcestershire sauce, divided
• 8 ounces thin cut round steak
• 1 teaspoon garlic powder
• 1 large roma tomato, diced and seeds removed
• 1 head romaine lettuce, sliced in half lengthwise
• 2 Tablespoons olive oil
• 1 teaspoon salt
• 1 teaspoon pepper
• 1/2 cup homemade or store bought croutons