1 (1 ounce) square buttered toast
4 tablespoons blueberries, rinsed
1 cup brown sugar
1 tablespoon mayonnaise
1 teaspoon apple pie spice
1 cup shredded Swiss cheese
In a large bowl, combine toast, blueberries, brown sugar, mayonnaise, apple pie spice and Swiss cheese. Place on parchment lined cookie sheet. Place browned pan on cookie sheet.
Bake at 350 degrees F (175 degrees C) for 3 hours. Serve warm or cold.