Wash rice and cook in boiling, salted water 20 minutes, or until tender. (Or use leftover rice)
Place rice in shallow baking dish.
Halve eggs lengthwise. Remove yolks; mash; add the ¼ cup cheese, green pepper, onion, catsup, salt and pepper and mix thoroughly. Refill egg whites; arrange on rice. Heat milk; add the ¾ cup cheese. Remove from heat; stir until cheese melts. Pour over rice.
Bake in slow oven (325 degrees) for 20 minutes.