#1 Heat a large cast iron skillet to medium-high heat, and add olive oil and onion. Cook until the onion is slightly transparent #2 Add beef, sausage, and garlic, and crumble the meat using a slotted spoon. Cook until the meat is browned. Drain the meat and remove the excess fat #3 Add tomato and chili to the meat and cook for an additional 15-20 minutes on medium-low heat #4 Remove from heat and add cream cheese, jack cheese, and half of the sour cream #5 Top with the remaining sour cream and scallions and serve with tortilla chips and vegetables.