Potato Knishes Recipe | Jewish Recipes | PBS Food | PBS Food

Ingredients

• 4 large onions sliced
• 2 tablespoons vegetable oil
• 2 1/2 lbs. russet (baking) potatoes
• Salt to taste
• 1 large egg
• 1/2 cup chopped parsley
• 1 teaspoon salt or to taste
• Freshly ground pepper to taste
• 2 large eggs
• 1/2 cup vegetable oil plus additional for rolling the dough
• 1 cup water
• 1 tablespoon white vinegar
• 1/2 teaspoon salt
• 4 cups all-purpose flour (about)