roasted red potato salad

Ingredients

• 8-10 medium new red potatoes
• 2-3 tablespoons lighter flavored olive oil
• 1/3 cup red wine vinegar
• 1 medium red bell pepper, chopped
• 1/2 medium red onion, chopped
• 4 sticks celery, chopped
• 2 tablespoons duke's mayonnaise, more or less to taste
• 1/2 cup sour cream
• 1/4 - 1/3 cup grated parmesan cheese
• - chopped green onions, for garnish
• 1 or more teaspoon garlic salt
• 1/2 - 1 teaspoons coarse ground black pepper