Irish Cream Chocolate Tart

Ingredients:
For the Crust:
17 chocolate sandwich cookies (such as Oreos)
1 tablespoon confectioners’ sugar
3 tablespoons unsalted butter, melted
Pinch of fine salt
For the Filling:
3/4 cup cold heavy cream
3 tablespoons cold water
2 teaspoons powdered gelatin
12 ounces full-fat cream cheese, softened
1/2 cup plus 2 tablespoons confectioners’ sugar
3 tablespoons Irish cream liqueur (such as Baileys)
2 teaspoons vanilla extract
Pinch of fine salt
For the Topping:
1 teaspoon mini gold sugar pearls
2 tablespoons softened cream cheese
1 tablespoon confectioners’ sugar
Green gel food coloring
1 cup cold heavy cream
1 teaspoon Irish cream liqueur
Splash of vanilla extract
2 tablespoons mini chocolate chips
Fresh mint sprigs (for garnish)
Instructions: