Healthy Dirt Pudding Cup

Name: Healthy Dirt Pudding Cup
Ingredients: 6 chocolate wafer cookies; 1 large egg; ⅓ cup nonfat sweetened condensed milk; ¼ cup unsweetened cocoa powder; 2 tablespoons cornstarch; ⅛ teaspoon salt; 2 cups low-fat milk; 1 ounce bittersweet or semisweet (not unsweetened) chocolate, chopped; 2 teaspoons vanilla extract; 4 strawberries