How to Make It
Preheat oven to 350 F. Cook sausage in large skillet over MEDIUM-HIGH heat 8-10 minutes or until thoroughly cooked, stirring frequently; drain.
Beat eggs, milk and mustard in large bowl with a wire whisk until well blended. Add bread cubes; stir gently until evenly coated. Stir in sausage and 1 ½ cups cheese.
Pour into lightly greased 13x9-inch baking dish; sprinkle with remaining cheese.
Bake 40-45 minutes or until knife inserted in center comes out clean. Let stand 10 minutes before cutting into 12 squares to serve.