Tuna Stuffed Chiles

Name: Tuna Stuffed Chiles
Ingredients: 8 Anaheim chiles, charred, stemmed, and seeded, left whole for stuffing; Two 6-ounce cans albacore tuna in water, drained; 1 cup fresh peas (from 1 pound in the shell), or canned, or frozen and thawed; 1/2 cup fresh corn kernels (from 1 ear), or canned, or frozen and thawed; 3 tablespoons mayonnaise; Kosher salt and freshly ground black pepper; 3/4 cup sliced carrots; 2/3 cup olive oil; 2 cloves garlic, peeled; 2 small red onions, halved and thinly sliced; 2/3 cup white distilled vinegar; 2 teaspoons crumbled dried Mexican oregano; 2 bay leaves