01 - Slice croissants in half horizontally using a bread knife.
02 - Evenly spread softened goat cheese onto the bottom half of each croissant.
03 - Arrange thin apple slices over the goat cheese layer.
04 - Drizzle honey or fig jam over apples, if using.
05 - Top with arugula or baby spinach and season with freshly ground black pepper.
06 - Sprinkle chopped walnuts or pecans for additional texture, if desired.
07 - Close with the croissant tops and gently press.
08 - Serve at once, or wrap and refrigerate sandwiches for up to 2 hours.