Royal Family's method to making the perfect iced coffee that isn't 'too sweet'

Queen Camilla's son has revealed a royally endorsed guide to making the perfect iced coffee. Tom Parker Bowles, 50, said the beverage is frequently enjoyed in the royal and main tea tents at garden parties.

In his recently published book,, he said: "A Garden Party stalwart, served in both the royal and main tea tents alike. The key is to use good coffee (this is not the time for instant) and not make it TOO sweet."

If you're keen to explore Tom's regal recipe, he first advised getting the following ingredients:

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• Double cream
• Brown sugar
• Coffee
• Milk
• Ice cubes

While there are several ways to brew coffee, Tom believes the drip method is among the best. This generally involves running hot water over ground coffee beans through a filter at a very slow pace.

The US-based has explained that such a method is often achievable using a machine and will likely create a consistent "bright-tasting beverage". It said: "The machine does most of the work, and there are a wide range of drip coffee makers available, including many affordable options."

Once the coffee has brewed, it should be allowed to cool for a moment before it's added to a blender. At this stage, Tom said you can add some cream, sugar, ice, and milk. "Blend until smooth and pour into two glasses," he wrote.

You may be surprised to hear this isn't the only beverage famous among members of the . Reports from ! and suggest the regularly sips a 'green juice' in the mornings.

This concoction is said to include a robust blend of kale, spinach, romaine lettuce, coriander, blueberries, spirulina powder, and just a small teaspoon of matcha powder. Four ingredients are considered 'superfoods', referring to highly nutritious products.

Helen Bell, a nutritionist from , previously told : "In my experience, the term 'superfood' is often thrown around, but it generally refers to foods that are nutrient-rich and beneficial for health and wellbeing.

"In Kate's smoothie, several ingredients could be considered superfoods. For instance, kale, spinach, and spirulina are packed with vitamins, minerals, and antioxidants.

"Blueberries are another example, known for their high antioxidant content. Matcha, a type of green tea, is known for its concentration of catechins, which are natural antioxidants."

Tom's book Cooking and The Crown boasts more than 100 recipes from Queen Victoria's reign to our present III. It includes lavish meals like "Pommes Elizabeth" and "Pudding au Pain et aux Cerises", alongside other simpler classics you can test at home.

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