MELT butter on flat grill (or use 6-inch skillet for trial recipe). Add turkey ham and onions; cook 2 min., stirring frequently. Add eggs; cook and stir until just scrambled, leaving eggs slightly undercooked. Keep warm.
FOR each serving: Spread 1/2 cup egg mixture onto 1 pita; sprinkle with 1/4 cup process cheese. Bake in 300°F-convection oven 15 min. or until pizza is heated through and lightly browned.