01 -
Melt butter in a large pot over medium heat until bubbly. Add diced onion and sauté until translucent, about 5 minutes. Stir in minced garlic and cook for 1 additional minute.
02 -
Add broccoli florets to the pot and sauté until bright green, approximately 3 to 4 minutes.
03 -
Pour in vegetable broth, ensuring ingredients are submerged. Bring to a gentle boil, then reduce heat and simmer until broccoli is tender, about 10 minutes.
04 -
Slowly stir in heavy cream and grated cheddar cheese until fully melted and combined.
05 -
Season with salt and pepper to taste. For a thicker texture, dissolve cornstarch in cold water separately, then gradually add to soup while stirring until desired consistency is reached.