Slow Cooker Chipotle Sloppy Joes

Ingredients

• 2 tablespoons vegetable oil
• 2 pounds 80/20 ground beef
• 1 large onion, diced
• 1 red bell pepper, diced
• 1 12-ounce bottle Heinz Chili Sauce
• 1 8-ounce can tomato sauce
• 1/4 cup light brown sugar
• 1 teaspoon onion powder
• 1 teaspoon granulated garlic
• 1 1/2 teaspoons kosher salt, plus more if needed
• 1/2 teaspoon black pepper, plus more if needed
• 1 teaspoon smoked paprika
• 1/8 teaspoon ground cinnamon
• 2 tablespoons worcestershire sauce
• 3 tablespoons balsamic vinegar
• 2 chipotle peppers in adobo sauce, chopped fine
• 3 cloves garlic, minced
• 1 6-ounce can tomato paste
• 1 heaping tablespoon yellow mustard
• 1 medium yellow onion, sliced into thin rings/strings
• 1 cup self-rising flour
• Oil for frying
• Fine sea salt to taste
• Baby greens for topping (optional)
• Brioche buns, buttered and toasted
• Cheese for topping (optional)