Rich Toblerone Cheesecake with Chocolate Ganache (Make-Ahead Dessert)

Ingredients

• 2 cups (220 g) chocolate cookie crumbs
• 2 tablespoons granulated sugar
• 6 tablespoons (85 g) unsalted butter, melted
• 32 oz (900 g) full-fat cream cheese, room temperature
• 1 cup (200 g) granulated sugar
• 1/2 cup (120 g) sour cream, room temperature
• 2 tablespoons all-purpose flour
• 1 tablespoon vanilla extract
• 1/4 teaspoon fine salt
• 4 large eggs, room temperature
• 1 1/2 cups (225 g) chopped Toblerone chocolate
• 8 oz (225 g) dark or semi-sweet chocolate, finely chopped
• 1 cup (240 ml) heavy cream
• 1 tablespoon unsalted butter, optional for shine
• 1/2 cup (75 g) chopped Toblerone chocolate
• 2 tablespoons finely chopped toasted almonds, optional