Frosted Flake Monte Cristo Sandwiches

Name: Frosted Flake Monte Cristo Sandwiches
Prep time: 10 min
Cook time: 5 min
Total time: 15 min
Cuisine: American
Ingredients: 8 slices bread (I used King's Hawaiian sliced bread); 2 oz blackberry jam; 8 slices swiss cheese; 8 slices deli ham; 4 slices deli turkey; 2 eggs; 1/4 cup milk; 1 tsp vanilla extract; 2 cups Frosted Flakes cereal; 2 Tbsps butter; Optional: powdered sugar