Brunch Casserole

1 1/2 lb Ground beef

1 Onion;large;finely chopped

2 tb Olive oil or butter

2 Garlic;cloves;minced

1 cn Mushrooms;sliced;drained;4oz

2 ts Salt

1/2 ts Nutmeg

1/2 ts Oregano;leaf

1/2 pk Spinach;chopped;frozen*

3 tb Flour

6 Eggs;beaten

1/4 c Milk;scalded

1/2 c Cheddar cheese;sharp;grated

*thawed;drained In skillet, lightly brown ground beef and onion in olive oil; drain well. Place in well-greased crock-pot. Stir in remaining ingredients except eggs, milk and cheese until well blended. Beat eggs and milk together. Pour over other ingredients; stir well. Dust with additional nutmeg. Cover and cook on LOW setting for 7 to 10 hours or until firm. Just before serving, sprinkle with grated cheese. 6 to 8 servings (About 2-1/2 quarts)