Salad

• 1 large romaine heart, chopped
• 1/4 head of radicchio, thinly sliced
• 1/4 head of iceberg lettuce, chopped
• 1 celery stalk, thinly sliced
• 1/2 small red onion, thinly sliced

Dressing

• 1/4 cup olive oil
• 1 1/2 tablespoon red wine vinegar
• 1 tablespoon grated Parmesan cheese
• 1/2 teaspoon ground black pepper
• 1/2 teaspoon salt
• 1/4 teaspoon garlic powder