½pink lady apple or apple of your choicethinly sliced
⅓cupshredded gruyere cheese
1tablespoonmayonnaise
2grapesoptional
Instructions
With food processor running drop garlic through feed tube and process until finely minced. Add basil, celery leaves and oil; pulse until combined. Add walnuts, sugar and salt; blend until smooth scraping down sides of bowl, if needed.
Spread some candied walnut pesto evenly on 1 side of each bread slice.
On top of the pesto on 1 slice of bread, evenly layer the smoked gouda, celery, apple slices and gruyere.
Cover sandwich with remaining bread slice, pesto side down. Gently press sandwich together.
Spread half of the mayonnaise over top of sandwich and place mayonnaise side down on non-stick griddle. Grill sandwich, over medium-low heat, for 3 minutes or until golden brown.
Spread remaining mayonnaise over bread before flipping to brown the other side.
Sandwich is ready when both sides are golden brown and cheese is melted.