Sloppy Joes with Maui Onion Straws

Name: Sloppy Joes with Maui Onion Straws
Ingredients: 4 tablespoons canola oil; 3/4 cup diced red bell pepper; 3/4 cup diced green bell pepper; 1 cup diced red onion; 1 pound ground beef (80/20); 1 pound ground pork; 6 cloves garlic, minced (2 tablespoons); 1/4 cup red wine; 3 tablespoons light brown sugar; 1 tablespoon jalapeno, seeded, deveined, diced; 1 tablespoon paprika; 1 teaspoon cayenne pepper; 1 teaspoon cumin; 1 teaspoon dry mustard; 12 ounces canned tomato sauce; 6 ounces tomato paste; 1/4 cup red wine vinegar; 4 tablespoons Worcestershire sauce; Kosher salt and freshly ground black pepper; 8 Kaiser rolls or quality hamburger buns, toasted; Maui onion straws, for serving, recipe follows; 2 eggs; 1 cup milk; 4 cups flour; 2 teaspoons cayenne pepper; 2 teaspoons paprika; 2 teaspoons garlic powder; Sea salt and freshly ground black pepper; 2 large Maui onions or similar sweet onion; Canola oil, for frying