Butterscotch Lush Cake (Creamy No-Bake Dessert)

Ingredients

• 2 1/2 cups (250 g) graham cracker crumbs
• 1/2 cup (55 g) finely chopped pecans
• 3 tablespoons packed light brown sugar
• 10 tablespoons (140 g) unsalted butter, melted
• 1/4 teaspoon fine salt
• 8 oz (225 g) cream cheese, softened
• 3/4 cup (90 g) powdered sugar
• 1 teaspoon vanilla extract
• 8 oz (225 g) frozen whipped topping, thawed
• 2 boxes (3.4 oz each, 96 g each) instant butterscotch pudding mix
• 3 cups (720 ml) cold whole milk or half-and-half
• 1/3 cup (55 g) butterscotch chips or toffee bits
• 2 tablespoons chopped pecans, optional