Stir and serve: Give the dip a good stir to fully combine the sausage, cheese, and tomatoes with green chilies. Switch the slow cooker to the WARM setting for serving so it stays melty and steamy. Serve directly from the red slow cooker with your favorite dippers, and be warned—someone will probably devour half the pot before the guests arrive.
Spice level: Use hot sausage or a hot version of diced tomatoes with green chilies if your crowd likes more heat; for a milder dip, choose mild sausage and mild tomatoes with chilies. Make-ahead: Brown the sausage the night before, store it in the fridge, and in the morning just dump everything into the slow cooker before work or before a party—by the time people show up, the dip will be melted and ready. Texture tweaks: If the dip seems too thick after melting, stir in 2–4 tablespoons of milk, a splash at a time, until it reaches your preferred scoopable consistency. Slightly chunkier: Reserve a spoonful of the browned sausage and a spoonful of tomatoes with chilies to stir in right before serving for extra visible texture on top. Different sausage: Swap in turkey sausage or chicken sausage for a slightly lighter version, or use spicy Italian sausage for more robust flavor. Leftovers: Store leftover dip in an airtight container in the fridge for up to 3 days; reheat gently in the microwave or in a small saucepan with a splash of milk, and use it over scrambled eggs, baked potatoes, or as a quick topping for nachos.