1. Whisk: Combine the walnut oil and ground cardamom in a large mixing bowl, beating them together thoroughly to establish a flavorful dressing base.

2. Peel: Carefully slice away the thick skin, tough ends, and any remaining tiny outer spines from your fresh prickly pears.

3. Slice: Cut the cleaned cactus fruit into uniform, bite-sized pieces.

4. Gather: Add the sliced prickly pears, cored and sliced Gala apples, chopped dates, and sliced red bell pepper directly into the large mixing bowl with the spiced oil.

5. Drizzle: Pour the 2 tablespoons of Kirsch evenly over the top of the fruit and vegetable mixture.

6. Toss: Stir all the salad components together gently but thoroughly until every piece is beautifully coated in the aromatic cardamom dressing and cherry liqueur.

7. Share: Present this stunning, jewel-toned salad to your guests and enjoy a truly unforgettable combination of sweet and spiced flavors!