Apple Raisin Baked Oatmeal

3 cups old-fashioned oats
1/2 cup packed brown sugar
2 tsp baking powder
1 1/2 tsp ground cinnamon
1/2 tsp salt
1/8 tsp ground nutmeg
2 eggs
2 cups fat-free milk
1 medium apple, chopped
1/3 cup raisins
1/3 cup chopped walnuts
Additional fat-free milk, optional

1. In a large bowl, combine first six ingredients. Whisk eggs and milk; stir into dry ingredients until blended. Let stand for 5 minutes. Stir in apple, raisins, and walnuts.
2. Transfer to an 8-in. square baking dish coated with cooking spray. Bake, uncovered, at 350 for 35-40 minutes or until edges are lightly browned and a thermometer reads 160. Serve with additional milk if desired.

Source: Taste of Home: Healthy Cooking, Dec/Jan 2013