Broccoli and blue cheese soup is classic British cooking ... Heat the olive oil and butter in a large saucepan over a low heat. Gently fry the onion, leek and garlic, stirring from time to ...
Broccoli-cheddar soup is a classic for a reason: It’s homey, simple, and relies on sturdy vegetables that can stand up to lots of cheese ... the stove over medium-low heat.