1 large Tart-sweet red apple, such as a gala or Braeburn. cored, cut into 1/8" dice.
3 ounces blue cheese, crumbled, to yield about 3/4 cup
3/4 cup (2 large) ribs celery, finely chopped
3 tablespoons mayonnaise
1 tablespoon fresh lemon juice
Kosher Salt
5 Belgium endives, leaves separated; smaller leaves saved for another use
1/2 cup hazelnuts, toasted and coarsley chopped
Preparation
In a medium bowl, combine the apple, blue cheese, celery, mayonnaise, and lemon juice. Stir gently to combine. Season to taste with salt.
To assemble, mound a small spoonful of the apple mixture onto the core end of each endive leaf. Sprinkle with the hazelnuts and serve.