Potato Knish

 

• 7 baking potatoes, peeled and cubed
• 1/4 cup vegetable oil
• 2 onions, chopped
• 1 teaspoon ground black pepper
• 2 teaspoons salt
• 2 teaspoons white sugar
• 1 teaspoon minced garlic
• 2 eggs
• 1/2 cup vegetable oil
• 1 cup warm water
• 1 teaspoon salt
• 4 cups all-purpose flour
• 2 egg yolks
• 2 tablespoons milk