Easy Cheesy Vegetable Chowder

Name: Easy Cheesy Vegetable Chowder
Ingredients: 4 tsp. Minced garlic; 32 oz. Vegetable broth; ½ Tbsp. Italian seasoning; 1 Head Cauliflower (cut into florets); ¼ tsp. Dried thyme; 1 Head Broccoli (cut into florets ); ¼ tsp. Paprika; 3 Russet potatoes (Medium, diced); ¼ tsp. Chili powder; 3 Carrots (peeled and diced); 5 Tbsp. Butter (divided); 3 Stalks Celery (diced); 5 Tbsp. All-purpose flour; 1 Onion (diced); 3 C. Whole milk; 2 C. Shredded cheddar cheese; ½ C. Heavy whipping cream; Salt and pepper to taste