- Melt butter.
- Grease 1 1/2 quart baking dish and drop in eggs and beat well.
- Add brown sugar, baking powder, vanilla, nutmeg or cinnamon, and salt. Mix well, no lumps.
- Whisk in butter and both measures of milk, then add oats.
- Stir well, and refrigerate overnight.
- Bake, uncovered, at 350 for 35-45 min, or until set in the middle.
- Serve hot with warm milk poured over.