Layer 4 bread slices evenly with Gorgonzola, blueberries, apples, ham and arugula.
Spread 1 1/2 teaspoons pepper jelly on side of each of the remaining 4 bread slices; place bread slices, jelly sides down, on top of arugula. Brush sandwiches with olive oil.
Cook sandwiches in batches in a preheated Panini press or grill pan 2 to 3 minutes or until golden brown.
This is the flakiest, easiest, best pie crust we've ever tested. Master chef Jacques Pépin has created a virtually fail-safe recipe that is completely hassle-free: You don't even need to chill the dough before you roll it out. F&W's Grace Parisi tops