Apple Pumpkin Soup

1 large onion, chopped
one 15-ounce can of pumpkin
1 cup water
2 cups apple cider
1/4 cup brown sugar
4 cubes chicken bouillon
1 apple, chopped and unpeeled 
dash of liquid smoke (optional)
salt, to taste
2 teaspoons white pepper

Sauté onion in large pot. Add pumpkin, water, apple cider, brown sugar, chicken bouillon, apple, liquid smoke salt and white pepper to the pot. Cover and simmer for 1 hour. Stir frequently.