Overnight Brunch Casserole

1/2	cup	green onion, chopped
1/2	cup	green pepper, chopped
2	Tbs	butter
8		eggs
3	cups	fully cooked ham - or, 1 lb bacon, fried and crumbled, chopped

3	cups	milk
2	cups	cheddar cheese, grated
1 1/3	cups	3-Minute Quick Oats plus Toasted Oat Bran
1/4	cup	mushrooms, chopped

In small skillet saute onion and green pepper in butter until tender. In large bowl beat eggs. Add all remaining ingredients. Mix well. Pour into a greased 13 x 9 x 2" baking pan. Refrigerate overnight. Bake in a 325° oven for 45 minutes or until knife inserted in the center comes out clean.