12 slices bread, cubed
8 oz. grated Cheddar cheese
1 pkg. of sausage, browned
6 to 9 lg. eggs, beaten
3 1/2 c. milk
1/4 tsp. dry mustard
2 tbsp. onion (optional)

Grease 9 x 13 inch pan. Put in bread cubes. Sprinkle with cheese. Add cut up sausage. Combine eggs, milk and seasonings; pour over bread and cheese; refrigerate overnight. Bake at 350 degrees for 50 minutes. Let stand 5 to 10 minutes before serving.