Broccoli-Beef Wellington

Details

Ingredients

• 1 pound ground beef
• 1 (9 ounce) package frozen cut broccoli, thawed and drained
• 1 cup shredded mozzarella cheese
• ½ cup chopped onion
• ½ cup sour cream
• ¼ teaspoon salt
• ¼ teaspoon ground black pepper
• 2 (8 ounce) packages refrigerated crescent rolls
• 1 egg, beaten