Heat over to 400 degrees. Lightly grease pie plate 10 x 1-1/2 inces. Heat 1 inch slated water to booling. Add broccoli, Cover and heat to boiling. Cook until almost tender, about 5 mintues. Drain thoroughly. Mix broccoli, onion, green pepper and cheese in pie plate. Beat remaining ingredients until smooth. 15 seconds in blender on high speed or 1 minutes with hand beater. Pour into pie plate. Bake until golden brown and knife inserted halfway between center and edge comes out clean, 35 to 40 mintues. Let stand 5 minutes before cutting.