BLT Breakfast Bake

Arrange half of the bread slices on work surface. Sprinkle with half each of the cheese and onions; sprinkle with bacon. Top with remaining bread slices. Cut each sandwich in half, crosswise. Arrange sandwich halves, overlapping, alternating with tomato slices, in greased 13x9-inch baking dish.

Beat eggs, milk, mustard and Worcestershire sauce with wire whisk until well blended; pour over ingredients in baking dish. Cover and refrigerate at least 6 hours or up to 24 hours.

Preheat oven to 350 degrees F. Remove cover from baking dish; sprinkle casserole with remaining cheese and remaining green onions. Bake 50 minutes to 1 hour or until center is set. Remove from oven. Let stand 10 minutes before cutting into pieces to serve.