Preheat Oven To 350 Degrees F (175 Degrees C). Brown Sausage In A Large Skillet Over Medium-High Heat. Drain Off Grease, And Set Aside To Cool. Pour The Eggs Into A Lightly Greased 9X13 Inch Baking Dish. In A Separate Large Bowl, Combine The Sausage, Bread And 12 Ounces Of The Cheese. Mix Well And Pour This Into The Egg Mixture. Top With The Remaining 4 Ounces Of Cheese And Cover With Foil. Bake At 350 Degrees F (175 Degrees C) For 15 Minutes, Uncover, And Bake Until Casserole Is Golden Brown And Bubbly.