Caramel Tiramisu Layered Dessert

Ingredients:
For the Base:
1 1/2 cups graham cracker crumbs or crushed digestive biscuits
1/4 cup unsalted butter, melted
For the Caramel Layer:
1 cup granulated sugar
6 tbsp unsalted butter, room temperature, cut into pieces
1/2 cup heavy cream, room temperature
1 tsp vanilla extract
Pinch of salt
For the Mascarpone Layer:
1 cup heavy cream, chilled
1/2 cup powdered sugar
16 oz mascarpone cheese, room temperature
1 tsp vanilla extract
For the Coffee Soak:
1 cup strong brewed coffee, cooled
2 tbsp coffee liqueur (optional)
For the Topping:
1/4 cup unsweetened cocoa powder
Whipped cream
Fresh strawberries, for garnish
Instructions:
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