Beef Pirozhki

Details

Ingredients

• 1 cup warm milk (110 degrees F)
• 1 (.25 ounce) package active dry yeast
• 2 teaspoons white sugar
• 1 teaspoon kosher salt
• 1 large egg, beaten
• 2 tablespoons melted butter
• 3 cups all-purpose flour, or as needed
• ½ teaspoon oil, or as needed
• 1 tablespoon olive oil
• 1 tablespoon butter
• 1 large onion, finely diced
• 2 pounds ground beef
• 2 teaspoons kosher salt, or more to taste
• ½ teaspoon freshly ground black pepper
• 4 cloves garlic, minced
• 2 teaspoons dried dill weed
• ⅓ cup chicken broth
• ¼ cup shredded sharp Cheddar cheese
• 2 tablespoons grated Parmesan cheese
• vegetable oil for frying