Leek Soup with Dill Oil

INGREDIENTS

• 1 small bunch of fresh dill ~ .5 oz / 15 g
• 9 tablespoons extra virgin olive oil
• 3.5 pounds / 56 oz / 1.5 kg leeks
• 6 tablespoons unsalted butter
• fine grain sea salt
• 2 large, thin-skinned potatoes, thinly sliced
• 3 medium garlic cloves, thinly sliced
• 6.5+ cups / 1.5+ liters good-tasting vegetable broth, preferably hot
• toasted almond slices, for topping
• grated gruyere cheese, for topping