Roasted Onion and Garlic Mashed Potatoes - National Onion Association

Ingredients

• 2 cups white onion, diced
• 1/4 cup coarsely chopped garlic
• 1 tablespoon olive oil
• 8 cups potatoes, peeled, cut in half
• 8 cups water
• 6 tablespoons butter
• 1/2 cup sour cream
• 2 teaspoons salt
• 1/2 teaspoon ground black pepper