Broccoli Cauliflower Soup

Bahan-bahan (7 porsi)

• 2 tablespoons extra virgin olive oil
• 2 tablespoons unsalted butter
• 1 medium yellow onion (chopped)
• 2 large carrots (peeled and chopped into 1/4- to 1/2-inch dice)
• 2 cloves garlic (minced)
• 1 teaspoon kosher salt
• 1/4 teaspoon freshly ground black pepper
• ½ teaspoon dried thyme
• ¼ cup white whole wheat flour (or all-purpose flour or gluten free flour)
• 3 cups low sodium chicken stock
• 1 1/2 cups nonfat milk (for a richer soup, use whole milk)
• 1 medium head broccoli (chopped into small florets)
• 1 medium head cauliflower (chopped into small florets)
• 1 teaspoon Dijon mustard
• 1 cup shredded sharp or extra sharp cheddar cheese (plus additional for serving)
• 1/4 cup nutritional yeast or finely grated Parmesan