Cheddar Cauliflower Chowder

Name: Cheddar Cauliflower Chowder
Cook time: 45 min
Total time: 45 min
Cuisine: American
Ingredients: 4 slices thick-cut bacon, (diced); 1 sweet onion, (diced); 3 large carrots, (peeled and chopped); 4 garlic cloves, (minced); kosher salt and pepper; 3 tablespoons all-purpose flour; 6 cups chicken or vegetable stock; 1 large head cauliflower, (cut into florets); ⅓ cup heavy cream; 4 ounces white cheddar cheese, (freshly grated , plus extra for topping); 4 green onions, (thinly sliced)