A perfect make-ahead breakfast treat, these maple date-nut oatmeal squares can feed a crowd or be frozen for another day. Serve with hot coffee or juice.
Preheat oven to 350°.
Mix all ingredients in a large bowl, stirring slowly with a wooden spoon until well combined.
Spray a 9- x 13-inch baking pan with cooking spray. Pour batter into pan, and spread evenly.
Bake 25 minutes or until just golden brown around edges. Cool and cut into squares.