Approx. Cook Time: :40 Preheat oven to 400F. Grease pie plate, 10x1 1/2".
Mix two cups cheddar cheese and macaroni, sprinkle in plate. Beat remaining ingredients except for 1/4 cup cheese till smooth 15 seconds in blender. Pour into plate. Bake till knife inserted in centre comes out clean, about 40 minutes. Sprinkle with 1/4 cup cheese. Bake till cheese melts, 1-2 minutes. Cool 10 minutes.