Apple Stuffed Acorn Squash

1 apple, diced
2T butter
2T brown sugar
1 rib of celery, diced
1/8 tsp. ground cinnamon
1/8 tsp. nutmeg
1 dash ground cloves
1 acorn squash
Cut the acorn squash in half. Place skin side up in a 9X13' pan with 1" water. Bake for 60 minutes at 350 degrees F. Combine all other ingredients in a bowl. Turn sqaush and stuff with apple mixture, cover and bake for 30 minutes.