Crabby Corn Chowder

Name: Crabby Corn Chowder
Ingredients: 3 tablespoons olive oil; 3 tablespoons butter; 3 Yukon gold potatoes, peeled and diced; 2 ribs celery, chopped; 1 large sweet yellow onion, chopped; 2 dried bay leaves; 1/4 cup chili peppers in adobo sauce, pureed; Salt and freshly ground black pepper to taste; 5 tablespoons all-purpose flour; 2 cups clam juice or fish stock; 4 cups half-and-half or whole milk; 4 cups fresh corn kernels, scraped from the cob (frozen is okay too); 1 pound fresh lump crab meat; 1/4 cup dry sherry (optional); Hot sauce for serving (optional)