In a 4-cup microwavable bowl, whisk milk with mix. Microwave, uncovered on high for 4–5 min, whisking halfway through or until thickened. Stir in cheddar until melted.
In a Multipurpose Pot, whisk milk with mix. Bring to a boil over medium-high heat, whisking constantly. Reduce heat; simmer, whisking often for 3 min or until thickened. Remove from heat and stir in cheese.
Per serving (2 tbsp): Calories 60, Fat 4 g (Saturated 2.5 g, Trans 0.1 g), Cholesterol 15 mg, Sodium 150 mg, Carbohydrate 4 g (Fiber 0 g, Sugars 1 g), Protein 4 g.
For more heat, top with pickled or fresh sliced jalapeño peppers.