Grilled Steak And Potato Salad

Ingredients

• 3 small russet potatoes
• 2 tablespoons olive oil
• 1/2 teaspoon coarse salt, or to taste
• coarsely ground pepper, to taste
• 1 pound boneless beef top sirloin steaks (or new york strips), each about 1-inch thick
• 1 medium red onion, peeled, thickly sliced
• 1 large head romaine lettuce, tough outer leaves removed
• spicy ranch dressing (recipe follows)
• 3 small tomatoes, halved, seeds shaken out, flesh cut into small dice
• 1 ripe avocado, halved, pitted, peeled, diced
• 1/3 cup crumbled blue cheese (or feta or goat cheese)
• thinly sliced fresh basil (optional)
• 2 tablespoons sour cream
• 2 tablespoons mayonnaise
• 2 tablespoons fresh chives, finely chopped
• 2 tablespoons cilantro, finely chopped
• 1 tablespoon extra-virgin olive oil
• 1 tablespoon red pepper hot sauce
• 1/4 teaspoon salt
• 1/4 teaspoon freshly ground black pepper