Homemade Bourbon Biscuit Recipe

Name: Homemade Bourbon Biscuit Recipe
Prep time: 15 min
Cook time: 15 min
Total time: 30 min
Cuisine: European, American, British
Ingredients: 1 ⅓ cup all purpose flour; ½ cup custard powder (Bird’s Custard Powder-available on Amazon and in British shops); ¼ cup unsweetened cocoa (I use Barry cocoa); 1 stick butter; ½ cup caster sugar ((Baker's)); 1 egg; 1 cup confectioner's sugar ((powdered)); ¼ stick butter; 2 Tbsp unsweetened cocoa; milk or water (add a few drops at at time until a good consistency is reached)