Skillet Cheesy Chili Mac

Ingredients: 1 tablespoon vegetable oil 1 medium onion, minced 1 tablespoon chili powder 1 tablespoon ground cumin 1/2 teaspoon red pepper flakes 1/2 teaspoon salt 3 garlic cloves, minced 1 tablespoon brown sugar 1 pound lean ground beef 2 cups water 1 15-oz can tomato sauce 8 oz (about 2 cups) elbow macaroni 2 cups […]