Put butter in fry pan and and stir fry vegetables; until done the way you like. put eggs into bowl and milk with pepper, mix very good. add eggs to stir fry vegetables. Put cover on and let cook at a low temp, about 5 min. stir then put cheese on top. Put cover back on. turn off burner and let sit for about 2 min. and stir. Spoon some egg mixture on a onion roll.