3 c. brown sugar
1/4 c. granulated sugar
1/3 c. flour

Mix together, then add 1 3/4 cup milk or cream or a combination of the two. Mix thoroughly. Pour into 8-inch unbaked pie shell. Dot with butter and sprinkle with cinnamon. Bake at 425 degrees for 10 minutes, then reduce temperature to 350 degrees and bake for 40 minutes.