Ukrainian Pierogi | Oregonian Recipes

Ingredients

• 3 cups all-purpose flour, plus additional for kneading
• 1 cup water
• 1 egg
• 2 teaspoons vegetable oil
• 1 teaspoon salt
• 2 tablespoons vegetable oil
• 1 medium-size onion, diced
• 1 1/2 pounds russet potatoes
• 1/2 cup shredded cheddar cheese
• 1/4 teaspoon salt
• 1/4 teaspoon freshly ground black pepper
• Sour cream and/or caramelized onions, for serving (see note)