Strawberry Icebox Cake

Bahan-bahan (9 porsi)

• 2 cups heavy cream
• 1/2 cup powdered sugar
• 2 teaspoons vanilla extract
• 18 -20 sheets cinnamon graham crackers
• 2 -3 pints vanilla ice cream
• 1 jar (12-16 ounce) strawberry jam
• 1 cup sliced fresh strawberries