Toasty Onion Cheese Appetizer - cooking recipe

Ingredients

1 large onion (thinly sliced)
1 small crusty bread (sliced)
4 tablespoons mayonnaise
1 1/2 cups sharp cheddar cheese (grated)

Preparation

Slice bread.
Toast bread in toaster.
Generously spread with mayonnaise.
Spread with thinly sliced onions.
Cover with cheese.
Grill at broil until cheese is melted and golden.