This bread is addicting with buttery, cheesy, toasted slices of goodness.
1 cup shredded medium cheddar cheese
1 cup shredded parmesean cheese
1 cup shredded mozzerella cheese
1 cup mayonnaise
1 can Frenchs= french fried onion rings
1 loaf french bread
Cut french bread down the middle evenly and lay open. Spread each half with butter.
In medium bowl stir all other ingredients and pile on each half of bread. Place on cookie sheet.
Bake at 350 for 10 minutes or until golden brown. Let cool a few minutes before cutting.