Directions:
1. Preheat the broiler.
2. Brush the tortillas with melted butter, using about 1 tsp. butter for each. Brown on both sides on a grill or griddle.
3. Arrange 2 plums on top of each tortilla to cover the surface. Sprinkle with the walnuts. Sprinkle about 1/4 c. of cheese on each pizza.
4. Broil 30 sec. to 1 min. until the cheese is melted. Cut into quarters and serve.