Heat oven to 350 degrees. Peel 2 lbs. winter squash, cut in half, and cut in 1/2 inch wide slices. Arrange squash in small ungreased 9x13" pan. Put 2 peeled apples (or more in you like), slice in 1/2 inch wide slices. Arrange these on top of squash. Mix together 1/4 c. melted butter, 1/2 c. brown sugar, 1 T. flour, 1 t. salt, 1/2 t. mace or allspice. Sprinkle this over the top of the squash and apples. Cover and bake for 50 to 60 minutes.