Creating this amazing Broccoli Cheddar Soup is straightforward with these simple steps:

1. Melt Butter: In a large pot, melt the butter over medium heat.
2. Sauté Onions and Carrots: Add the chopped onions and diced carrots, cooking until the onions are translucent (about 5 minutes).
3. Add Broccoli: Stir in the broccoli florets, and sauté for another 2-3 minutes.
4. Pour in Broth: Add the vegetable or chicken broth and bring it to a boil.
5. Simmer: Lower the heat and let it simmer for 15 minutes or until the broccoli is softened.
6. Prepare Cream Mixture: In a small bowl, whisk together the heavy cream and flour until smooth.
7. Incorporate Cream: Slowly pour the cream mixture into the soup, stirring constantly until well combined.
8. Add Cheese: Gradually add the shredded cheddar cheese, stirring until melted and smooth.
9. Season: Add garlic powder, salt, and pepper to taste. Adjust seasoning as necessary.
10. Serve: Remove from heat and serve hot, garnished with extra cheese or a sprinkle of fresh herbs if desired.

This step-by-step guide ensures that your Broccoli Cheddar Soup turns out perfect every time!