Copycat Panera Mexican Street Corn Soup

Name: Copycat Panera Mexican Street Corn Soup
Ingredients: 3 cups corn kernels (fresh, frozen, or canned); 2 cups yukon gold potatoes, diced; 2 tbsp avocado oil; 1 yellow onion, diced (white or sweet onion works too); 2 cloves garlic, minced; 1 red pepper, diced; 1 poblano pepper, diced; 1 tsp cumin; 1 tsp chili powder; 4 cups vegetable broth (homemade or store bought); 1 can coconut milk (or 1 cup heavy cream); 1/2 tsp kosher salt (to taste); 1/4 tsp black pepper; minced cilantro, lime juice or zest, cotija cheese (per preference)