Quadrangle Grille'S Pumpkin-Walnut Cheesecake

Ingredients:
- 2 1/2 c. graham cracker crumbs
- 4 oz. melted butter
- 1 1/2 lb. cream cheese, softened
- 3/4 c. light brown sugar
- 4 eggs
- 1 Tbsp. cinnamon
- 2 tsp. nutmeg
- 1/2 tsp. cloves
- 1 lb. can pumpkin
- 1/2 c. melted butter
- 1 c. light brown sugar
- 1 c. chopped walnuts

Directions:
- Let cake cool to room temperature.
- Cover and refrigerate for at least 6 hours or overnight to allow cake to set.
- At service, carefully loosen the collar on the spring-form pan and remove.