This timeless soup brings together sweet, mellow leeks and fluffy potatoes in a velvety broth that’s pure comfort in every spoonful. The Hairy Bikers kept it beautifully simple with their signature no-fuss approach—letting the natural sweetness of the leeks shine through without any heavy cream if you prefer it lighter. Think soft, buttery leeks melting into earthy potatoes with a whisper of garlic and fresh herbs.
It’s naturally gluten-free, vegetarian-friendly, ready in under an hour, and clocks in at around 220 calories per generous bowl.
Heat 1 tablespoon of olive oil or butter in your pan over a medium heat. Add the sliced leeks and chopped onion and cook for 8–10 minutes until they turn soft and translucent, stirring occasionally. You’re building flavour here, not rushing. The leeks should look silky and slightly glossy with no crunch left—that’s when their natural sweetness comes alive. Think of this as laying the gentle foundation; get it right and the whole soup sings. If they start catching, simply lower the heat a touch.
Stir in the crushed garlic and cook for just 1 minute more until that gorgeous aroma fills the kitchen. This quick step releases the garlic’s warmth without any bitterness—pure magic happening right in your pan. Don’t let it colour too much or the flavour can turn sharp.
Tip in the diced potatoes and pour over the litre of stock. Give it a good stir, bring the mixture to a boil, then turn the heat right down to a gentle simmer. Pop the lid on and let it bubble away for 20–25 minutes until the potatoes are completely tender and starting to break down. Stir once or twice so nothing sticks. By the end the soup will look thick and comforting—that’s exactly what we want.
Remove the pan from the heat and let it cool for a couple of minutes (safety first!). Whizz the soup with a stick blender until it’s silky smooth. No stick blender? Cool it slightly and blitz in batches in a regular blender. The colour should be a beautiful pale green and the texture should coat the back of a spoon like velvet. This step turns it from rustic stew to luxurious soup in seconds.
Taste and season generously with salt and black pepper—flavours can change after blending, so adjust until it sings. Ladle into warm bowls, swirl through a little cream if you fancy extra indulgence, and scatter with snipped fresh chives. Done—comfort in a bowl in under 50 minutes. The first spoonful always makes me smile.