Combine all ingredients. Measure out 1 cup for cobbler. Store the rest in an airtight container.
Batter
Preheat oven 375. Combine 1 cup 9010 All Purpose Biscuit Mix, milk, nutmeg, and melted butter in a small bowl. Pour batter into a greased 13X9 inch pan.
Peach Filling
Peel and slice peaches, if using fresh. Combine peaches and maple syrup in a saucepan. Bring to a boil. Boil 1 minute. Meanwhile, combine cornstarch and 3 Tbsp water. Stir slurry into peaches. Spoon mixture over batter in dish.
Bake at 375 for 50-60 minutes or until golden brown and bubbly.