Good-Cooking - Cafe Mexicana Cheesecake

Ingredients

• 1/4 cup chocolate wafer crumbs
• 1/4 cup butter, melted
• 1 tablespoon granulated sugar
• 1/4 teaspoon cinnamon
• 32 ounces cream cheese, softened
• 1 1/2 cups granulated sugar
• 4 large eggs
• 1 cup sour cream
• 1/4 cup coffee-flavored liqueur
• 1 teaspoon vanilla extract
• 1 cup whipping cream
• 1 cup semisweet chocolate chips, melted
• 1/2 teaspoon cinnamon