"A quick dip to put together. Creamy and slightly hot. Serve with tortilla chips or crackers. You can make your own ajvar sauce (eggplant and peppers) or buy a jar. Serve immediately or keep warm in a small slow cooker."
Cook and stir sausage and onion together in a skillet until sausage is browned and crumbly, about 10 minutes.
Melt butter in a saucepan over medium heat; cook and stir flour and garlic until mixture is color of coffee with cream, about 5 minutes. Add half-and-half and stir until smooth. Mix cream cheese and ajvar sauce into half-and-half mixture; cook and stir until cheese is melted and mixture is well combined, 2 to 4 minutes.
Mix sausage into ajvar mixture; add harissa and mix well.