In a large skillet brown the ground beef and onion.
Stir in 1 teaspoon salt, and ½ teaspoon pepper.
Add the browned beef mixture into a large slow cooker.
Add the corn, garlic, kidney beans, fire roasted chiles, salsa, beef broth, macaroni, chili powder, oregano, smoked cumin, 1 teaspoon salt and ½ teaspoon pepper to the cooker.
Mix well to combine.
Cover and cook on low for 5 hours.
Uncover and add the shredded cheese.
Cover until the cheese is melted (approximately 5 minutes)
Notes
Store any leftovers in an airtight container in the refrigerator for up to 5 days.May be frozen in an airtight freezer container for up to 3 months.Thaw in the refrigerator overnight and reheat in a casserole dish in the oven (covered) or in a microwave safe bowl (covered) until hot.