Preheat oven to 350 degrees. Cook manicotti shells according to package directions. ... spinach, onion, mozzarella cheese, sour cream and egg; set aside. Melt ... until hot and bubbly.
Combine ground beef, refried beans, ... well. Fill uncooked manicotti shells with meat mixture. Arrange ... once. Combine sour cream, green onion and olives. ... casserole, top with cheese. Microwave, uncovered on high ... or until cheese melts.
Cook 8 manicotti shells according to package directions. Mix sour cream with soup. Split this mixture ... and add cheddar cheese. Bake for 5 more ... until cheese is melted.