Prep: 7 minutes; Cook: 3 minutes
1. Preheat panini grill.
2. Top each of 4 bread slices evenly with prosciutto, fontina cheese, and arugula. Spread 1 tablespoon fig preserves evenly over 1 side of each of remaining 4 bread slices; top sandwiches with remaining bread slices. Coat outsides of sandwiches with cooking spray. Place sandwiches on panini grill; cook 3 to 4 minutes or until golden and cheese is melted. Cut panini in half before serving, if desired.