Sweet Potato Corn Chowder

Name: Sweet Potato Corn Chowder
Ingredients: 2 tablespoons extra virgin olive oil; 1 large yellow onion, finely chopped; 3 stalks fresh celery, diced small; 1 vibrant red bell pepper, seeds removed and chopped; 1½ teaspoons dried thyme leaves; 1 teaspoon smoky paprika; 1 teaspoon fine sea salt, plus more to taste; ½ teaspoon freshly ground black pepper; ½ teaspoon golden turmeric powder; Small pinch of cayenne pepper for heat (optional); 2 tablespoons all-purpose flour for thickening; 2 medium sweet potatoes, peeled and cut into bite-sized cubes; 4 cups good-quality low-sodium vegetable stock; 3 cups sweet corn kernels, fresh off the cob or frozen; 1 cup creamy unsweetened plant milk of choice; 3-4 tablespoons nutritional yeast flakes for depth; Fresh green onions, thinly sliced on the diagonal; Fresh thyme sprigs, leaves picked and chopped