Sandy's Homemade Broccoli and Cheddar Soup

Ingredients (11)

• ✓ 3 tablespoons butter
• + ¼ small onion, chopped add to pantry
• ✓ 2 tablespoons all-purpose flour
• + 1 cup half-and-half add to pantry
• ✓ 1 ½ cups chicken broth
• + salt and ground black pepper to taste add to pantry
• + salt and ground black pepper to taste add to pantry
• + 2 cups chopped broccoli add to pantry
• + 1 carrot, chopped add to pantry
• + 1 celery stalk, chopped add to pantry
• + 1 ¼ cups shredded mild Cheddar cheese add to pantry