Broccoli Cheese Soup

Ingredients (16)

• 1 tablespoon olive oil
• 1 yellow onion,
• 2 carrots,
• 5 cloves garlic,
• 4 tablespoons unsalted butter,
• 4 tablespoons all-purpose flour
• 2 cups vegetable broth or chicken broth
• 2 cups half-and-half
• 1 teaspoon kosher salt
• 1 teaspoon dried mustard
• 1/2 teaspoon paprika
• 1/2 teaspoon black pepper
• 1/4 teaspoon red pepper flakes
• 3 cups chopped broccoli florets
• 1 cup chopped broccoli stems
• 2 1/2 cups shredded sharp cheddar cheese,