Ingredients

• 1/4 cup onion, chopped
• 3/4 cup ketchup
• 1/2 cup frozen corn
• 1/2 cup canned black beans, rinsed, drained
• 1/2 cup tomato sauce
• 1 -2 teaspoon chipotle chile in adobo, minced
• 1/2 teaspoon ground cumin
• 1/4 cup fresh cilantro, chopped
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper
• 1 tablespoon light mayonnaise
• 2 teaspoons cider vinegar
• 1/4 teaspoon hot pepper sauce
• 1/8 teaspoon salt
• 1 1/2 cups packaged coleslaw mix
• 1/2 red bell pepper, cut into 1/8-inch thick strips
• black pepper, to taste
• 1/4 cup plain nonfat yogurt
• 4 whole wheat hamburger buns, split
• 1 lb 95% lean ground beef