Grandma's Texas Stuffing

1 (8-1/2 oz.) package corn bread mix 1 (10 oz.) can refrigerated biscuit dough 3/4 cup sauteed celery and onion	1 (14-1/2 oz.) can chicken broth 3 eggs 1/2 apple, shredded 1-1/2 to 2 tablespoons sage dash salt dash pepper
Cooking Instructions:
A day before preparing stuffing, bake corn bread and biscuits according to package directions to allow them to get "stale". Preheat oven to 375 degrees. Grease an 8x8-inch pan. In a mixing bowl, crumble corn bread and biscuits. Add celery and onion, chicken broth, eggs, apple, sage, salt and pepper. Pour into prepared pan. Bake until brown around the edges.