Hearty Cabbage and Ham Soup

Name: Hearty Cabbage and Ham Soup
Prep time: 20 min
Cook time: 50 min
Total time: 1 h 10 min
Cuisine: American
Ingredients: 2 tablespoons unsalted butter; 2 celery ribs, sliced; 1 medium onion, chopped; 1 large carrot, diced; 2 teaspoons all-purpose flour; 6 cups chopped cabbage; 6 cups chicken broth; 1 pound cubed fully cooked ham; 1 pound red potatoes, chopped; 1 teaspoon dried parsley; 0.25 teaspoon ground thyme; 0.25 teaspoon dried marjoram; 0.25 teaspoon ground black pepper; 0.5 cup frozen peas