Heat oven to 325 f. Spray a 12 pie pan with Pam. Mix apples, cinnamon and nutmeg. Turn into a pie plate. Beat sugar, milk, 1/2 c. baking mix, 2 eggs and 2 T. margarine for 15 seconds in blender or 1 minute with hand mixer. Pour into plate. Sprikle with mixture of 1 c. baking mix, chopped nuts, packed brown sugar and 3 T. firm margarine, until crumbly. Bake until knife inserted near center comes out clean, 55-60 minutes.